18767306484

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{180949}}^1$

素因数の和:181069

約数の個数: 72

約数和(自身を含む): 49267618400

約数和(自身を除く): 30500311916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 67, 86, 129, 134, 172, 201, 258, 268, 387, 402, 516, 603, 774, 804, 1206, 1548, 2412, 2881, 5762, 8643, 11524, 17286, 25929, 34572, 51858, 103716, 180949, 361898, 542847, 723796, 1085694, 1628541, 2171388, 3257082, 6514164, 7780807, 12123583, 15561614, 23342421, 24247166, 31123228, 36370749, 46684842, 48494332, 70027263, 72741498, 93369684, 109112247, 140054526, 145482996, 218224494, 280109052, 436448988, 521314069, 1042628138, 1563942207, 2085256276, 3127884414, 4691826621, 6255768828, 9383653242, 18767306484]

約数ペア:

[(1, 18767306484), (2, 9383653242), (3, 6255768828), (4, 4691826621), (6, 3127884414), (9, 2085256276), (12, 1563942207), (18, 1042628138), (36, 521314069), (43, 436448988), (67, 280109052), (86, 218224494), (129, 145482996), (134, 140054526), (172, 109112247), (201, 93369684), (258, 72741498), (268, 70027263), (387, 48494332), (402, 46684842), (516, 36370749), (603, 31123228), (774, 24247166), (804, 23342421), (1206, 15561614), (1548, 12123583), (2412, 7780807), (2881, 6514164), (5762, 3257082), (8643, 2171388), (11524, 1628541), (17286, 1085694), (25929, 723796), (34572, 542847), (51858, 361898), (103716, 180949)]