20187020412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1951}}^1\times {\mathrm{22109}}^1$

素因数の和:24083

約数の個数: 72

約数和(自身を含む): 54984209280

約数和(自身を除く): 34797188868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1951, 3902, 5853, 7804, 11706, 17559, 22109, 23412, 25363, 35118, 44218, 50726, 66327, 70236, 76089, 88436, 101452, 132654, 152178, 198981, 228267, 265308, 287417, 304356, 397962, 456534, 574834, 795924, 862251, 913068, 1149668, 1724502, 2586753, 3449004, 5173506, 10347012, 43134659, 86269318, 129403977, 172538636, 258807954, 388211931, 517615908, 560750567, 776423862, 1121501134, 1552847724, 1682251701, 2243002268, 3364503402, 5046755103, 6729006804, 10093510206, 20187020412]

約数ペア:

[(1, 20187020412), (2, 10093510206), (3, 6729006804), (4, 5046755103), (6, 3364503402), (9, 2243002268), (12, 1682251701), (13, 1552847724), (18, 1121501134), (26, 776423862), (36, 560750567), (39, 517615908), (52, 388211931), (78, 258807954), (117, 172538636), (156, 129403977), (234, 86269318), (468, 43134659), (1951, 10347012), (3902, 5173506), (5853, 3449004), (7804, 2586753), (11706, 1724502), (17559, 1149668), (22109, 913068), (23412, 862251), (25363, 795924), (35118, 574834), (44218, 456534), (50726, 397962), (66327, 304356), (70236, 287417), (76089, 265308), (88436, 228267), (101452, 198981), (132654, 152178)]