18517352

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 42923520

約数和(自身を除く): 24406168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 53, 56, 68, 106, 119, 136, 212, 238, 367, 371, 424, 476, 734, 742, 901, 952, 1468, 1484, 1802, 2569, 2936, 2968, 3604, 5138, 6239, 6307, 7208, 10276, 12478, 12614, 19451, 20552, 24956, 25228, 38902, 43673, 49912, 50456, 77804, 87346, 136157, 155608, 174692, 272314, 330667, 349384, 544628, 661334, 1089256, 1322668, 2314669, 2645336, 4629338, 9258676, 18517352]

約数ペア:

[(1, 18517352), (2, 9258676), (4, 4629338), (7, 2645336), (8, 2314669), (14, 1322668), (17, 1089256), (28, 661334), (34, 544628), (53, 349384), (56, 330667), (68, 272314), (106, 174692), (119, 155608), (136, 136157), (212, 87346), (238, 77804), (367, 50456), (371, 49912), (424, 43673), (476, 38902), (734, 25228), (742, 24956), (901, 20552), (952, 19451), (1468, 12614), (1484, 12478), (1802, 10276), (2569, 7208), (2936, 6307), (2968, 6239), (3604, 5138)]