19645404

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 32609316

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 53, 68, 69, 79, 92, 102, 106, 138, 158, 159, 204, 212, 237, 276, 316, 318, 391, 474, 636, 782, 901, 948, 1173, 1219, 1343, 1564, 1802, 1817, 2346, 2438, 2686, 2703, 3604, 3634, 3657, 4029, 4187, 4692, 4876, 5372, 5406, 5451, 7268, 7314, 8058, 8374, 10812, 10902, 12561, 14628, 16116, 16748, 20723, 21804, 25122, 30889, 41446, 50244, 61778, 62169, 71179, 82892, 92667, 96301, 123556, 124338, 142358, 185334, 192602, 213537, 248676, 284716, 288903, 370668, 385204, 427074, 577806, 854148, 1155612, 1637117, 3274234, 4911351, 6548468, 9822702, 19645404]

約数ペア:

[(1, 19645404), (2, 9822702), (3, 6548468), (4, 4911351), (6, 3274234), (12, 1637117), (17, 1155612), (23, 854148), (34, 577806), (46, 427074), (51, 385204), (53, 370668), (68, 288903), (69, 284716), (79, 248676), (92, 213537), (102, 192602), (106, 185334), (138, 142358), (158, 124338), (159, 123556), (204, 96301), (212, 92667), (237, 82892), (276, 71179), (316, 62169), (318, 61778), (391, 50244), (474, 41446), (636, 30889), (782, 25122), (901, 21804), (948, 20723), (1173, 16748), (1219, 16116), (1343, 14628), (1564, 12561), (1802, 10902), (1817, 10812), (2346, 8374), (2438, 8058), (2686, 7314), (2703, 7268), (3604, 5451), (3634, 5406), (3657, 5372), (4029, 4876), (4187, 4692)]