18160428728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1\times {\mathrm{2797}}^1$

素因数の和:3384

約数の個数: 64

約数和(自身を含む): 37017540000

約数和(自身を除く): 18857111272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 419, 596, 838, 1192, 1676, 1937, 2797, 3352, 3874, 5447, 5594, 7748, 10894, 11188, 15496, 21788, 22376, 36361, 43576, 62431, 72722, 124862, 145444, 249724, 290888, 416753, 499448, 811603, 833506, 1171943, 1623206, 1667012, 2343886, 3246412, 3334024, 4687772, 5417789, 6492824, 9375544, 10835578, 15235259, 21671156, 30470518, 43342312, 60941036, 121882072, 174619507, 349239014, 698478028, 1396956056, 2270053591, 4540107182, 9080214364, 18160428728]

約数ペア:

[(1, 18160428728), (2, 9080214364), (4, 4540107182), (8, 2270053591), (13, 1396956056), (26, 698478028), (52, 349239014), (104, 174619507), (149, 121882072), (298, 60941036), (419, 43342312), (596, 30470518), (838, 21671156), (1192, 15235259), (1676, 10835578), (1937, 9375544), (2797, 6492824), (3352, 5417789), (3874, 4687772), (5447, 3334024), (5594, 3246412), (7748, 2343886), (10894, 1667012), (11188, 1623206), (15496, 1171943), (21788, 833506), (22376, 811603), (36361, 499448), (43576, 416753), (62431, 290888), (72722, 249724), (124862, 145444)]