18773958064

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:1011

約数の個数: 120

約数和(自身を含む): 39844266768

約数和(自身を除く): 21070308704

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 107, 148, 152, 214, 296, 304, 361, 428, 592, 703, 722, 821, 856, 1406, 1444, 1642, 1712, 2033, 2812, 2888, 3284, 3959, 4066, 5624, 5776, 6568, 7918, 8132, 11248, 13136, 13357, 15599, 15836, 16264, 26714, 30377, 31198, 31672, 32528, 38627, 53428, 60754, 62396, 63344, 75221, 77254, 87847, 106856, 121508, 124792, 150442, 154508, 175694, 213712, 243016, 249584, 296381, 300884, 309016, 351388, 486032, 577163, 592762, 601768, 618032, 702776, 1154326, 1185524, 1203536, 1405552, 1429199, 1669093, 2308652, 2371048, 2858398, 3250339, 3338186, 4617304, 4742096, 5716796, 6500678, 6676372, 9234608, 10966097, 11433592, 13001356, 13352744, 21932194, 22867184, 26002712, 26705488, 31712767, 43864388, 52005424, 61756441, 63425534, 87728776, 123512882, 126851068, 175457552, 247025764, 253702136, 494051528, 507404272, 988103056, 1173372379, 2346744758, 4693489516, 9386979032, 18773958064]

約数ペア:

[(1, 18773958064), (2, 9386979032), (4, 4693489516), (8, 2346744758), (16, 1173372379), (19, 988103056), (37, 507404272), (38, 494051528), (74, 253702136), (76, 247025764), (107, 175457552), (148, 126851068), (152, 123512882), (214, 87728776), (296, 63425534), (304, 61756441), (361, 52005424), (428, 43864388), (592, 31712767), (703, 26705488), (722, 26002712), (821, 22867184), (856, 21932194), (1406, 13352744), (1444, 13001356), (1642, 11433592), (1712, 10966097), (2033, 9234608), (2812, 6676372), (2888, 6500678), (3284, 5716796), (3959, 4742096), (4066, 4617304), (5624, 3338186), (5776, 3250339), (6568, 2858398), (7918, 2371048), (8132, 2308652), (11248, 1669093), (13136, 1429199), (13357, 1405552), (15599, 1203536), (15836, 1185524), (16264, 1154326), (26714, 702776), (30377, 618032), (31198, 601768), (31672, 592762), (32528, 577163), (38627, 486032), (53428, 351388), (60754, 309016), (62396, 300884), (63344, 296381), (75221, 249584), (77254, 243016), (87847, 213712), (106856, 175694), (121508, 154508), (124792, 150442)]