20379797473

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1879}}^1$

素因数の和:2062

約数の個数: 48

約数和(自身を含む): 25450387200

約数和(自身を除く): 5070589727

約数列:

[1, 7, 23, 29, 101, 161, 203, 529, 667, 707, 1879, 2323, 2929, 3703, 4669, 13153, 15341, 16261, 20503, 43217, 53429, 54491, 67367, 107387, 189779, 302519, 374003, 381437, 471569, 993991, 1253293, 1328453, 1549441, 4364917, 5503591, 6957937, 8773051, 10846087, 28825739, 30554419, 38525137, 100393091, 126582593, 201780173, 702751637, 886078151, 2911399639, 20379797473]

約数ペア:

[(1, 20379797473), (7, 2911399639), (23, 886078151), (29, 702751637), (101, 201780173), (161, 126582593), (203, 100393091), (529, 38525137), (667, 30554419), (707, 28825739), (1879, 10846087), (2323, 8773051), (2929, 6957937), (3703, 5503591), (4669, 4364917), (13153, 1549441), (15341, 1328453), (16261, 1253293), (20503, 993991), (43217, 471569), (53429, 381437), (54491, 374003), (67367, 302519), (107387, 189779)]