2018170804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 4172636160

約数和(自身を除く): 2154465356

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 131, 247, 262, 403, 494, 503, 524, 589, 806, 988, 1006, 1178, 1612, 1703, 2012, 2356, 2489, 3406, 4061, 4978, 6539, 6812, 7657, 8122, 9557, 9956, 13078, 15314, 15593, 16244, 19114, 26156, 30628, 31186, 32357, 38228, 52793, 62372, 64714, 65893, 77159, 105586, 124241, 129428, 131786, 154318, 202709, 211172, 248482, 263572, 296267, 308636, 405418, 496964, 592534, 810836, 856609, 1003067, 1185068, 1251967, 1713218, 2006134, 2042683, 2503934, 3426436, 3851471, 4012268, 4085366, 5007868, 7702942, 8170732, 15405884, 16275571, 26554879, 32551142, 38810977, 53109758, 65102284, 77621954, 106219516, 155243908, 504542701, 1009085402, 2018170804]

約数ペア:

[(1, 2018170804), (2, 1009085402), (4, 504542701), (13, 155243908), (19, 106219516), (26, 77621954), (31, 65102284), (38, 53109758), (52, 38810977), (62, 32551142), (76, 26554879), (124, 16275571), (131, 15405884), (247, 8170732), (262, 7702942), (403, 5007868), (494, 4085366), (503, 4012268), (524, 3851471), (589, 3426436), (806, 2503934), (988, 2042683), (1006, 2006134), (1178, 1713218), (1612, 1251967), (1703, 1185068), (2012, 1003067), (2356, 856609), (2489, 810836), (3406, 592534), (4061, 496964), (4978, 405418), (6539, 308636), (6812, 296267), (7657, 263572), (8122, 248482), (9557, 211172), (9956, 202709), (13078, 154318), (15314, 131786), (15593, 129428), (16244, 124241), (19114, 105586), (26156, 77159), (30628, 65893), (31186, 64714), (32357, 62372), (38228, 52793)]