18904068

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 108

約数和(自身を含む): 53639040

約数和(自身を除く): 34734972

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 79, 92, 102, 138, 153, 158, 204, 207, 237, 276, 289, 306, 316, 391, 414, 474, 578, 612, 711, 782, 828, 867, 948, 1156, 1173, 1343, 1422, 1564, 1734, 1817, 2346, 2601, 2686, 2844, 3468, 3519, 3634, 4029, 4692, 5202, 5372, 5451, 6647, 7038, 7268, 8058, 10404, 10902, 12087, 13294, 14076, 16116, 16353, 19941, 21804, 22831, 24174, 26588, 30889, 32706, 39882, 45662, 48348, 59823, 61778, 65412, 68493, 79764, 91324, 92667, 119646, 123556, 136986, 185334, 205479, 239292, 273972, 278001, 370668, 410958, 525113, 556002, 821916, 1050226, 1112004, 1575339, 2100452, 3150678, 4726017, 6301356, 9452034, 18904068]

約数ペア:

[(1, 18904068), (2, 9452034), (3, 6301356), (4, 4726017), (6, 3150678), (9, 2100452), (12, 1575339), (17, 1112004), (18, 1050226), (23, 821916), (34, 556002), (36, 525113), (46, 410958), (51, 370668), (68, 278001), (69, 273972), (79, 239292), (92, 205479), (102, 185334), (138, 136986), (153, 123556), (158, 119646), (204, 92667), (207, 91324), (237, 79764), (276, 68493), (289, 65412), (306, 61778), (316, 59823), (391, 48348), (414, 45662), (474, 39882), (578, 32706), (612, 30889), (711, 26588), (782, 24174), (828, 22831), (867, 21804), (948, 19941), (1156, 16353), (1173, 16116), (1343, 14076), (1422, 13294), (1564, 12087), (1734, 10902), (1817, 10404), (2346, 8058), (2601, 7268), (2686, 7038), (2844, 6647), (3468, 5451), (3519, 5372), (3634, 5202), (4029, 4692)]