1816456616

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 3794688000

約数和(自身を除く): 1978231384

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 127, 142, 149, 169, 254, 284, 298, 338, 508, 568, 596, 676, 923, 1016, 1192, 1352, 1651, 1846, 1937, 3302, 3692, 3874, 6604, 7384, 7748, 9017, 10579, 11999, 13208, 15496, 18034, 18923, 21158, 21463, 23998, 25181, 36068, 37846, 42316, 42926, 47996, 50362, 72136, 75692, 84632, 85852, 95992, 100724, 117221, 137527, 151384, 171704, 201448, 234442, 245999, 275054, 468884, 491998, 550108, 937768, 983996, 1100216, 1343533, 1523873, 1787851, 1967992, 2687066, 3047746, 3197987, 3575702, 5374132, 6095492, 6395974, 7151404, 10748264, 12190984, 12791948, 14302808, 17465929, 25583896, 34931858, 69863716, 139727432, 227057077, 454114154, 908228308, 1816456616]

約数ペア:

[(1, 1816456616), (2, 908228308), (4, 454114154), (8, 227057077), (13, 139727432), (26, 69863716), (52, 34931858), (71, 25583896), (104, 17465929), (127, 14302808), (142, 12791948), (149, 12190984), (169, 10748264), (254, 7151404), (284, 6395974), (298, 6095492), (338, 5374132), (508, 3575702), (568, 3197987), (596, 3047746), (676, 2687066), (923, 1967992), (1016, 1787851), (1192, 1523873), (1352, 1343533), (1651, 1100216), (1846, 983996), (1937, 937768), (3302, 550108), (3692, 491998), (3874, 468884), (6604, 275054), (7384, 245999), (7748, 234442), (9017, 201448), (10579, 171704), (11999, 151384), (13208, 137527), (15496, 117221), (18034, 100724), (18923, 95992), (21158, 85852), (21463, 84632), (23998, 75692), (25181, 72136), (36068, 50362), (37846, 47996), (42316, 42926)]