18177110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 40089600

約数和(自身を除く): 21912490

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 79, 95, 133, 158, 173, 190, 266, 346, 395, 553, 665, 790, 865, 1106, 1211, 1330, 1501, 1730, 2422, 2765, 3002, 3287, 5530, 6055, 6574, 7505, 10507, 12110, 13667, 15010, 16435, 21014, 23009, 27334, 32870, 46018, 52535, 68335, 95669, 105070, 115045, 136670, 191338, 230090, 259673, 478345, 519346, 956690, 1298365, 1817711, 2596730, 3635422, 9088555, 18177110]

約数ペア:

[(1, 18177110), (2, 9088555), (5, 3635422), (7, 2596730), (10, 1817711), (14, 1298365), (19, 956690), (35, 519346), (38, 478345), (70, 259673), (79, 230090), (95, 191338), (133, 136670), (158, 115045), (173, 105070), (190, 95669), (266, 68335), (346, 52535), (395, 46018), (553, 32870), (665, 27334), (790, 23009), (865, 21014), (1106, 16435), (1211, 15010), (1330, 13667), (1501, 12110), (1730, 10507), (2422, 7505), (2765, 6574), (3002, 6055), (3287, 5530)]