18833934

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 46313640

約数和(自身を除く): 27479706

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 47, 49, 58, 87, 94, 98, 141, 147, 174, 203, 282, 294, 329, 406, 609, 658, 987, 1218, 1363, 1421, 1974, 2209, 2303, 2726, 2842, 4089, 4263, 4418, 4606, 6627, 6909, 8178, 8526, 9541, 13254, 13818, 15463, 19082, 28623, 30926, 46389, 57246, 64061, 66787, 92778, 108241, 128122, 133574, 192183, 200361, 216482, 324723, 384366, 400722, 448427, 649446, 896854, 1345281, 2690562, 3138989, 6277978, 9416967, 18833934]

約数ペア:

[(1, 18833934), (2, 9416967), (3, 6277978), (6, 3138989), (7, 2690562), (14, 1345281), (21, 896854), (29, 649446), (42, 448427), (47, 400722), (49, 384366), (58, 324723), (87, 216482), (94, 200361), (98, 192183), (141, 133574), (147, 128122), (174, 108241), (203, 92778), (282, 66787), (294, 64061), (329, 57246), (406, 46389), (609, 30926), (658, 28623), (987, 19082), (1218, 15463), (1363, 13818), (1421, 13254), (1974, 9541), (2209, 8526), (2303, 8178), (2726, 6909), (2842, 6627), (4089, 4606), (4263, 4418)]