18256812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 50465520

約数和(自身を除く): 32208708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 509, 588, 732, 854, 1018, 1281, 1527, 1708, 2036, 2562, 2989, 3054, 3563, 5124, 5978, 6108, 7126, 8967, 10689, 11956, 14252, 17934, 21378, 24941, 31049, 35868, 42756, 49882, 62098, 74823, 93147, 99764, 124196, 149646, 186294, 217343, 299292, 372588, 434686, 652029, 869372, 1304058, 1521401, 2608116, 3042802, 4564203, 6085604, 9128406, 18256812]

約数ペア:

[(1, 18256812), (2, 9128406), (3, 6085604), (4, 4564203), (6, 3042802), (7, 2608116), (12, 1521401), (14, 1304058), (21, 869372), (28, 652029), (42, 434686), (49, 372588), (61, 299292), (84, 217343), (98, 186294), (122, 149646), (147, 124196), (183, 99764), (196, 93147), (244, 74823), (294, 62098), (366, 49882), (427, 42756), (509, 35868), (588, 31049), (732, 24941), (854, 21378), (1018, 17934), (1281, 14252), (1527, 11956), (1708, 10689), (2036, 8967), (2562, 7126), (2989, 6108), (3054, 5978), (3563, 5124)]