20120171535548

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{29623513}}^1$

素因数の和:29623842

約数の個数: 48

約数和(自身を含む): 40769538883584

約数和(自身を除く): 20649367348036

約数列:

[1, 2, 4, 7, 14, 28, 127, 191, 254, 382, 508, 764, 889, 1337, 1778, 2674, 3556, 5348, 24257, 48514, 97028, 169799, 339598, 679196, 29623513, 59247026, 118494052, 207364591, 414729182, 829458364, 3762186151, 5658090983, 7524372302, 11316181966, 15048744604, 22632363932, 26335303057, 39606636881, 52670606114, 79213273762, 105341212228, 158426547524, 718577554841, 1437155109682, 2874310219364, 5030042883887, 10060085767774, 20120171535548]

約数ペア:

[(1, 20120171535548), (2, 10060085767774), (4, 5030042883887), (7, 2874310219364), (14, 1437155109682), (28, 718577554841), (127, 158426547524), (191, 105341212228), (254, 79213273762), (382, 52670606114), (508, 39606636881), (764, 26335303057), (889, 22632363932), (1337, 15048744604), (1778, 11316181966), (2674, 7524372302), (3556, 5658090983), (5348, 3762186151), (24257, 829458364), (48514, 414729182), (97028, 207364591), (169799, 118494052), (339598, 59247026), (679196, 29623513)]