18514860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3423

約数の個数: 96

約数和(自身を含む): 63823872

約数和(自身を除く): 45309012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3391, 5460, 6782, 10173, 13564, 16955, 20346, 23737, 33910, 40692, 44083, 47474, 50865, 67820, 71211, 88166, 94948, 101730, 118685, 132249, 142422, 176332, 203460, 220415, 237370, 264498, 284844, 308581, 356055, 440830, 474740, 528996, 617162, 661245, 712110, 881660, 925743, 1234324, 1322490, 1424220, 1542905, 1851486, 2644980, 3085810, 3702972, 4628715, 6171620, 9257430, 18514860]

約数ペア:

[(1, 18514860), (2, 9257430), (3, 6171620), (4, 4628715), (5, 3702972), (6, 3085810), (7, 2644980), (10, 1851486), (12, 1542905), (13, 1424220), (14, 1322490), (15, 1234324), (20, 925743), (21, 881660), (26, 712110), (28, 661245), (30, 617162), (35, 528996), (39, 474740), (42, 440830), (52, 356055), (60, 308581), (65, 284844), (70, 264498), (78, 237370), (84, 220415), (91, 203460), (105, 176332), (130, 142422), (140, 132249), (156, 118685), (182, 101730), (195, 94948), (210, 88166), (260, 71211), (273, 67820), (364, 50865), (390, 47474), (420, 44083), (455, 40692), (546, 33910), (780, 23737), (910, 20346), (1092, 16955), (1365, 13564), (1820, 10173), (2730, 6782), (3391, 5460)]