181815928

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 408867840

約数和(自身を除く): 227051912

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 47, 56, 74, 94, 148, 188, 259, 296, 329, 376, 518, 658, 1036, 1316, 1739, 1867, 2072, 2632, 3478, 3734, 6956, 7468, 12173, 13069, 13912, 14936, 24346, 26138, 48692, 52276, 69079, 87749, 97384, 104552, 138158, 175498, 276316, 350996, 483553, 552632, 614243, 701992, 967106, 1228486, 1934212, 2456972, 3246713, 3868424, 4913944, 6493426, 12986852, 22726991, 25973704, 45453982, 90907964, 181815928]

約数ペア:

[(1, 181815928), (2, 90907964), (4, 45453982), (7, 25973704), (8, 22726991), (14, 12986852), (28, 6493426), (37, 4913944), (47, 3868424), (56, 3246713), (74, 2456972), (94, 1934212), (148, 1228486), (188, 967106), (259, 701992), (296, 614243), (329, 552632), (376, 483553), (518, 350996), (658, 276316), (1036, 175498), (1316, 138158), (1739, 104552), (1867, 97384), (2072, 87749), (2632, 69079), (3478, 52276), (3734, 48692), (6956, 26138), (7468, 24346), (12173, 14936), (13069, 13912)]