1816622984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 4131993600

約数和(自身を除く): 2315370616

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 97, 152, 184, 194, 209, 253, 388, 418, 437, 487, 506, 776, 836, 874, 974, 1012, 1067, 1672, 1748, 1843, 1948, 2024, 2134, 2231, 3496, 3686, 3896, 4268, 4462, 4807, 5357, 7372, 8536, 8924, 9253, 9614, 10714, 11201, 14744, 17848, 18506, 19228, 20273, 21428, 22402, 24541, 37012, 38456, 40546, 42389, 42856, 44804, 47239, 49082, 74024, 81092, 84778, 89608, 94478, 98164, 101783, 123211, 162184, 169556, 188956, 196328, 203566, 212819, 246422, 339112, 377912, 407132, 425638, 466279, 492844, 519629, 814264, 851276, 897541, 932558, 985688, 1039258, 1086497, 1702552, 1795082, 1865116, 2078516, 2172994, 2341009, 3590164, 3730232, 4157032, 4345988, 4682018, 7180328, 8691976, 9364036, 9872951, 11951467, 18728072, 19745902, 20643443, 23902934, 39491804, 41286886, 47805868, 78983608, 82573772, 95611736, 165147544, 227077873, 454155746, 908311492, 1816622984]

約数ペア:

[(1, 1816622984), (2, 908311492), (4, 454155746), (8, 227077873), (11, 165147544), (19, 95611736), (22, 82573772), (23, 78983608), (38, 47805868), (44, 41286886), (46, 39491804), (76, 23902934), (88, 20643443), (92, 19745902), (97, 18728072), (152, 11951467), (184, 9872951), (194, 9364036), (209, 8691976), (253, 7180328), (388, 4682018), (418, 4345988), (437, 4157032), (487, 3730232), (506, 3590164), (776, 2341009), (836, 2172994), (874, 2078516), (974, 1865116), (1012, 1795082), (1067, 1702552), (1672, 1086497), (1748, 1039258), (1843, 985688), (1948, 932558), (2024, 897541), (2134, 851276), (2231, 814264), (3496, 519629), (3686, 492844), (3896, 466279), (4268, 425638), (4462, 407132), (4807, 377912), (5357, 339112), (7372, 246422), (8536, 212819), (8924, 203566), (9253, 196328), (9614, 188956), (10714, 169556), (11201, 162184), (14744, 123211), (17848, 101783), (18506, 98164), (19228, 94478), (20273, 89608), (21428, 84778), (22402, 81092), (24541, 74024), (37012, 49082), (38456, 47239), (40546, 44804), (42389, 42856)]