18671224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 43344000

約数和(自身を除く): 24672776

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 859, 988, 1144, 1672, 1718, 1976, 2717, 3436, 5434, 6872, 9449, 10868, 11167, 16321, 18898, 21736, 22334, 32642, 37796, 44668, 65284, 75592, 89336, 122837, 130568, 179531, 212173, 245674, 359062, 424346, 491348, 718124, 848692, 982696, 1436248, 1697384, 2333903, 4667806, 9335612, 18671224]

約数ペア:

[(1, 18671224), (2, 9335612), (4, 4667806), (8, 2333903), (11, 1697384), (13, 1436248), (19, 982696), (22, 848692), (26, 718124), (38, 491348), (44, 424346), (52, 359062), (76, 245674), (88, 212173), (104, 179531), (143, 130568), (152, 122837), (209, 89336), (247, 75592), (286, 65284), (418, 44668), (494, 37796), (572, 32642), (836, 22334), (859, 21736), (988, 18898), (1144, 16321), (1672, 11167), (1718, 10868), (1976, 9449), (2717, 6872), (3436, 5434)]