18617904

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:695

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 35664336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 284, 426, 432, 568, 607, 639, 852, 1136, 1214, 1278, 1704, 1821, 1917, 2428, 2556, 3408, 3642, 3834, 4856, 5112, 5463, 7284, 7668, 9712, 10224, 10926, 14568, 15336, 16389, 21852, 29136, 30672, 32778, 43097, 43704, 65556, 86194, 87408, 129291, 131112, 172388, 258582, 262224, 344776, 387873, 517164, 689552, 775746, 1034328, 1163619, 1551492, 2068656, 2327238, 3102984, 4654476, 6205968, 9308952, 18617904]

約数ペア:

[(1, 18617904), (2, 9308952), (3, 6205968), (4, 4654476), (6, 3102984), (8, 2327238), (9, 2068656), (12, 1551492), (16, 1163619), (18, 1034328), (24, 775746), (27, 689552), (36, 517164), (48, 387873), (54, 344776), (71, 262224), (72, 258582), (108, 172388), (142, 131112), (144, 129291), (213, 87408), (216, 86194), (284, 65556), (426, 43704), (432, 43097), (568, 32778), (607, 30672), (639, 29136), (852, 21852), (1136, 16389), (1214, 15336), (1278, 14568), (1704, 10926), (1821, 10224), (1917, 9712), (2428, 7668), (2556, 7284), (3408, 5463), (3642, 5112), (3834, 4856)]