18885392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 41842560

約数和(自身を除く): 22957168

約数列:

[1, 2, 4, 8, 16, 19, 23, 37, 38, 46, 73, 74, 76, 92, 146, 148, 152, 184, 292, 296, 304, 368, 437, 584, 592, 703, 851, 874, 1168, 1387, 1406, 1679, 1702, 1748, 2701, 2774, 2812, 3358, 3404, 3496, 5402, 5548, 5624, 6716, 6808, 6992, 10804, 11096, 11248, 13432, 13616, 16169, 21608, 22192, 26864, 31901, 32338, 43216, 51319, 62123, 63802, 64676, 102638, 124246, 127604, 129352, 205276, 248492, 255208, 258704, 410552, 496984, 510416, 821104, 993968, 1180337, 2360674, 4721348, 9442696, 18885392]

約数ペア:

[(1, 18885392), (2, 9442696), (4, 4721348), (8, 2360674), (16, 1180337), (19, 993968), (23, 821104), (37, 510416), (38, 496984), (46, 410552), (73, 258704), (74, 255208), (76, 248492), (92, 205276), (146, 129352), (148, 127604), (152, 124246), (184, 102638), (292, 64676), (296, 63802), (304, 62123), (368, 51319), (437, 43216), (584, 32338), (592, 31901), (703, 26864), (851, 22192), (874, 21608), (1168, 16169), (1387, 13616), (1406, 13432), (1679, 11248), (1702, 11096), (1748, 10804), (2701, 6992), (2774, 6808), (2812, 6716), (3358, 5624), (3404, 5548), (3496, 5402)]