18319896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 57308160

約数和(自身を除く): 38988264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 163, 168, 223, 252, 326, 446, 489, 504, 652, 669, 892, 978, 1141, 1304, 1338, 1467, 1561, 1784, 1956, 2007, 2282, 2676, 2934, 3122, 3423, 3912, 4014, 4564, 4683, 5352, 5868, 6244, 6846, 8028, 9128, 9366, 10269, 11736, 12488, 13692, 14049, 16056, 18732, 20538, 27384, 28098, 36349, 37464, 41076, 56196, 72698, 82152, 109047, 112392, 145396, 218094, 254443, 290792, 327141, 436188, 508886, 654282, 763329, 872376, 1017772, 1308564, 1526658, 2035544, 2289987, 2617128, 3053316, 4579974, 6106632, 9159948, 18319896]

約数ペア:

[(1, 18319896), (2, 9159948), (3, 6106632), (4, 4579974), (6, 3053316), (7, 2617128), (8, 2289987), (9, 2035544), (12, 1526658), (14, 1308564), (18, 1017772), (21, 872376), (24, 763329), (28, 654282), (36, 508886), (42, 436188), (56, 327141), (63, 290792), (72, 254443), (84, 218094), (126, 145396), (163, 112392), (168, 109047), (223, 82152), (252, 72698), (326, 56196), (446, 41076), (489, 37464), (504, 36349), (652, 28098), (669, 27384), (892, 20538), (978, 18732), (1141, 16056), (1304, 14049), (1338, 13692), (1467, 12488), (1561, 11736), (1784, 10269), (1956, 9366), (2007, 9128), (2282, 8028), (2676, 6846), (2934, 6244), (3122, 5868), (3423, 5352), (3912, 4683), (4014, 4564)]