20181023688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1\times {\mathrm{3137}}^1$

素因数の和:3559

約数の個数: 128

約数和(自身を含む): 58291488000

約数和(自身を除く): 38110464312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 149, 168, 257, 298, 447, 514, 596, 771, 894, 1028, 1043, 1192, 1542, 1788, 1799, 2056, 2086, 3084, 3129, 3137, 3576, 3598, 4172, 5397, 6168, 6258, 6274, 7196, 8344, 9411, 10794, 12516, 12548, 14392, 18822, 21588, 21959, 25032, 25096, 37644, 38293, 43176, 43918, 65877, 75288, 76586, 87836, 114879, 131754, 153172, 175672, 229758, 263508, 268051, 306344, 459516, 467413, 527016, 536102, 804153, 806209, 919032, 934826, 1072204, 1402239, 1608306, 1612418, 1869652, 2144408, 2418627, 2804478, 3216612, 3224836, 3271891, 3739304, 4837254, 5608956, 5643463, 6433224, 6449672, 6543782, 9674508, 9815673, 11217912, 11286926, 13087564, 16930389, 19349016, 19631346, 22573852, 26175128, 33860778, 39262692, 45147704, 67721556, 78525384, 120125141, 135443112, 240250282, 360375423, 480500564, 720750846, 840875987, 961001128, 1441501692, 1681751974, 2522627961, 2883003384, 3363503948, 5045255922, 6727007896, 10090511844, 20181023688]

約数ペア:

[(1, 20181023688), (2, 10090511844), (3, 6727007896), (4, 5045255922), (6, 3363503948), (7, 2883003384), (8, 2522627961), (12, 1681751974), (14, 1441501692), (21, 961001128), (24, 840875987), (28, 720750846), (42, 480500564), (56, 360375423), (84, 240250282), (149, 135443112), (168, 120125141), (257, 78525384), (298, 67721556), (447, 45147704), (514, 39262692), (596, 33860778), (771, 26175128), (894, 22573852), (1028, 19631346), (1043, 19349016), (1192, 16930389), (1542, 13087564), (1788, 11286926), (1799, 11217912), (2056, 9815673), (2086, 9674508), (3084, 6543782), (3129, 6449672), (3137, 6433224), (3576, 5643463), (3598, 5608956), (4172, 4837254), (5397, 3739304), (6168, 3271891), (6258, 3224836), (6274, 3216612), (7196, 2804478), (8344, 2418627), (9411, 2144408), (10794, 1869652), (12516, 1612418), (12548, 1608306), (14392, 1402239), (18822, 1072204), (21588, 934826), (21959, 919032), (25032, 806209), (25096, 804153), (37644, 536102), (38293, 527016), (43176, 467413), (43918, 459516), (65877, 306344), (75288, 268051), (76586, 263508), (87836, 229758), (114879, 175672), (131754, 153172)]