20037849986

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{99401}}^1$

素因数の和:99456

約数の個数: 72

約数和(自身を含む): 40692594348

約数和(自身を除く): 20654744362

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 121, 154, 187, 238, 242, 374, 539, 833, 847, 1078, 1309, 1666, 1694, 2057, 2618, 4114, 5929, 9163, 11858, 14399, 18326, 28798, 99401, 100793, 198802, 201586, 695807, 1093411, 1391614, 1689817, 2186822, 3379634, 4870649, 7653877, 9741298, 11828719, 12027521, 15307754, 18587987, 23657438, 24055042, 37175974, 53577139, 82801033, 84192647, 107154278, 130115909, 165602066, 168385294, 204467857, 260231818, 408935714, 589348529, 910811363, 1178697058, 1431274999, 1821622726, 2862549998, 10018924993, 20037849986]

約数ペア:

[(1, 20037849986), (2, 10018924993), (7, 2862549998), (11, 1821622726), (14, 1431274999), (17, 1178697058), (22, 910811363), (34, 589348529), (49, 408935714), (77, 260231818), (98, 204467857), (119, 168385294), (121, 165602066), (154, 130115909), (187, 107154278), (238, 84192647), (242, 82801033), (374, 53577139), (539, 37175974), (833, 24055042), (847, 23657438), (1078, 18587987), (1309, 15307754), (1666, 12027521), (1694, 11828719), (2057, 9741298), (2618, 7653877), (4114, 4870649), (5929, 3379634), (9163, 2186822), (11858, 1689817), (14399, 1391614), (18326, 1093411), (28798, 695807), (99401, 201586), (100793, 198802)]