18893688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1213}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 52444800

約数和(自身を除く): 33551112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 59, 66, 88, 118, 132, 177, 236, 264, 354, 472, 649, 708, 1213, 1298, 1416, 1947, 2426, 2596, 3639, 3894, 4852, 5192, 7278, 7788, 9704, 13343, 14556, 15576, 26686, 29112, 40029, 53372, 71567, 80058, 106744, 143134, 160116, 214701, 286268, 320232, 429402, 572536, 787237, 858804, 1574474, 1717608, 2361711, 3148948, 4723422, 6297896, 9446844, 18893688]

約数ペア:

[(1, 18893688), (2, 9446844), (3, 6297896), (4, 4723422), (6, 3148948), (8, 2361711), (11, 1717608), (12, 1574474), (22, 858804), (24, 787237), (33, 572536), (44, 429402), (59, 320232), (66, 286268), (88, 214701), (118, 160116), (132, 143134), (177, 106744), (236, 80058), (264, 71567), (354, 53372), (472, 40029), (649, 29112), (708, 26686), (1213, 15576), (1298, 14556), (1416, 13343), (1947, 9704), (2426, 7788), (2596, 7278), (3639, 5192), (3894, 4852)]