18391716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1313

約数の個数: 72

約数和(自身を含む): 54075840

約数和(自身を除く): 35684124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1237, 1239, 1652, 2124, 2474, 2478, 3711, 3717, 4948, 4956, 7422, 7434, 8659, 11133, 14844, 14868, 17318, 22266, 25977, 34636, 44532, 51954, 72983, 77931, 103908, 145966, 155862, 218949, 291932, 311724, 437898, 510881, 656847, 875796, 1021762, 1313694, 1532643, 2043524, 2627388, 3065286, 4597929, 6130572, 9195858, 18391716]

約数ペア:

[(1, 18391716), (2, 9195858), (3, 6130572), (4, 4597929), (6, 3065286), (7, 2627388), (9, 2043524), (12, 1532643), (14, 1313694), (18, 1021762), (21, 875796), (28, 656847), (36, 510881), (42, 437898), (59, 311724), (63, 291932), (84, 218949), (118, 155862), (126, 145966), (177, 103908), (236, 77931), (252, 72983), (354, 51954), (413, 44532), (531, 34636), (708, 25977), (826, 22266), (1062, 17318), (1237, 14868), (1239, 14844), (1652, 11133), (2124, 8659), (2474, 7434), (2478, 7422), (3711, 4956), (3717, 4948)]