18784464

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 52377600

約数和(自身を除く): 33593136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 479, 516, 688, 817, 912, 958, 1032, 1437, 1634, 1916, 2064, 2451, 2874, 3268, 3832, 4902, 5748, 6536, 7664, 9101, 9804, 11496, 13072, 18202, 19608, 20597, 22992, 27303, 36404, 39216, 41194, 54606, 61791, 72808, 82388, 109212, 123582, 145616, 164776, 218424, 247164, 329552, 391343, 436848, 494328, 782686, 988656, 1174029, 1565372, 2348058, 3130744, 4696116, 6261488, 9392232, 18784464]

約数ペア:

[(1, 18784464), (2, 9392232), (3, 6261488), (4, 4696116), (6, 3130744), (8, 2348058), (12, 1565372), (16, 1174029), (19, 988656), (24, 782686), (38, 494328), (43, 436848), (48, 391343), (57, 329552), (76, 247164), (86, 218424), (114, 164776), (129, 145616), (152, 123582), (172, 109212), (228, 82388), (258, 72808), (304, 61791), (344, 54606), (456, 41194), (479, 39216), (516, 36404), (688, 27303), (817, 22992), (912, 20597), (958, 19608), (1032, 18202), (1437, 13072), (1634, 11496), (1916, 9804), (2064, 9101), (2451, 7664), (2874, 6536), (3268, 5748), (3832, 4902)]