18957881376

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{408857}}^1$

素因数の和:408903

約数の個数: 144

約数和(自身を含む): 64292102784

約数和(自身を除く): 45334221408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 207, 224, 252, 276, 288, 322, 336, 368, 414, 483, 504, 552, 644, 672, 736, 828, 966, 1008, 1104, 1288, 1449, 1656, 1932, 2016, 2208, 2576, 2898, 3312, 3864, 5152, 5796, 6624, 7728, 11592, 15456, 23184, 46368, 408857, 817714, 1226571, 1635428, 2453142, 2861999, 3270856, 3679713, 4906284, 5723998, 6541712, 7359426, 8585997, 9403711, 9812568, 11447996, 13083424, 14718852, 17171994, 18807422, 19625136, 22895992, 25757991, 28211133, 29437704, 34343988, 37614844, 39250272, 45791984, 51515982, 56422266, 58875408, 65825977, 68687976, 75229688, 84633399, 91583968, 103031964, 112844532, 117750816, 131651954, 137375952, 150459376, 169266798, 197477931, 206063928, 225689064, 263303908, 274751904, 300918752, 338533596, 394955862, 412127856, 451378128, 526607816, 592433793, 677067192, 789911724, 824255712, 902756256, 1053215632, 1184867586, 1354134384, 1579823448, 2106431264, 2369735172, 2708268768, 3159646896, 4739470344, 6319293792, 9478940688, 18957881376]

約数ペア:

[(1, 18957881376), (2, 9478940688), (3, 6319293792), (4, 4739470344), (6, 3159646896), (7, 2708268768), (8, 2369735172), (9, 2106431264), (12, 1579823448), (14, 1354134384), (16, 1184867586), (18, 1053215632), (21, 902756256), (23, 824255712), (24, 789911724), (28, 677067192), (32, 592433793), (36, 526607816), (42, 451378128), (46, 412127856), (48, 394955862), (56, 338533596), (63, 300918752), (69, 274751904), (72, 263303908), (84, 225689064), (92, 206063928), (96, 197477931), (112, 169266798), (126, 150459376), (138, 137375952), (144, 131651954), (161, 117750816), (168, 112844532), (184, 103031964), (207, 91583968), (224, 84633399), (252, 75229688), (276, 68687976), (288, 65825977), (322, 58875408), (336, 56422266), (368, 51515982), (414, 45791984), (483, 39250272), (504, 37614844), (552, 34343988), (644, 29437704), (672, 28211133), (736, 25757991), (828, 22895992), (966, 19625136), (1008, 18807422), (1104, 17171994), (1288, 14718852), (1449, 13083424), (1656, 11447996), (1932, 9812568), (2016, 9403711), (2208, 8585997), (2576, 7359426), (2898, 6541712), (3312, 5723998), (3864, 4906284), (5152, 3679713), (5796, 3270856), (6624, 2861999), (7728, 2453142), (11592, 1635428), (15456, 1226571), (23184, 817714), (46368, 408857)]