20123781348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{20807}}^1$

素因数の和:21273

約数の個数: 96

約数和(自身を含む): 54365810688

約数和(自身を除く): 34242029340

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 431, 561, 748, 862, 1122, 1293, 1724, 2244, 2586, 4741, 5172, 7327, 9482, 14223, 14654, 18964, 20807, 21981, 28446, 29308, 41614, 43962, 56892, 62421, 80597, 83228, 87924, 124842, 161194, 228877, 241791, 249684, 322388, 353719, 457754, 483582, 686631, 707438, 915508, 967164, 1061157, 1373262, 1414876, 2122314, 2746524, 3890909, 4244628, 7781818, 8967817, 11672727, 15563636, 17935634, 23345454, 26903451, 35871268, 46690908, 53806902, 98645987, 107613804, 152452889, 197291974, 295937961, 304905778, 394583948, 457358667, 591875922, 609811556, 914717334, 1183751844, 1676981779, 1829434668, 3353963558, 5030945337, 6707927116, 10061890674, 20123781348]

約数ペア:

[(1, 20123781348), (2, 10061890674), (3, 6707927116), (4, 5030945337), (6, 3353963558), (11, 1829434668), (12, 1676981779), (17, 1183751844), (22, 914717334), (33, 609811556), (34, 591875922), (44, 457358667), (51, 394583948), (66, 304905778), (68, 295937961), (102, 197291974), (132, 152452889), (187, 107613804), (204, 98645987), (374, 53806902), (431, 46690908), (561, 35871268), (748, 26903451), (862, 23345454), (1122, 17935634), (1293, 15563636), (1724, 11672727), (2244, 8967817), (2586, 7781818), (4741, 4244628), (5172, 3890909), (7327, 2746524), (9482, 2122314), (14223, 1414876), (14654, 1373262), (18964, 1061157), (20807, 967164), (21981, 915508), (28446, 707438), (29308, 686631), (41614, 483582), (43962, 457754), (56892, 353719), (62421, 322388), (80597, 249684), (83228, 241791), (87924, 228877), (124842, 161194)]