20401224

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1670

約数の個数: 64

約数和(自身を含む): 55779840

約数和(自身を除く): 35378616

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 1613, 2108, 3162, 3226, 4216, 4839, 6324, 6452, 9678, 12648, 12904, 19356, 27421, 38712, 50003, 54842, 82263, 100006, 109684, 150009, 164526, 200012, 219368, 300018, 329052, 400024, 600036, 658104, 850051, 1200072, 1700102, 2550153, 3400204, 5100306, 6800408, 10200612, 20401224]

約数ペア:

[(1, 20401224), (2, 10200612), (3, 6800408), (4, 5100306), (6, 3400204), (8, 2550153), (12, 1700102), (17, 1200072), (24, 850051), (31, 658104), (34, 600036), (51, 400024), (62, 329052), (68, 300018), (93, 219368), (102, 200012), (124, 164526), (136, 150009), (186, 109684), (204, 100006), (248, 82263), (372, 54842), (408, 50003), (527, 38712), (744, 27421), (1054, 19356), (1581, 12904), (1613, 12648), (2108, 9678), (3162, 6452), (3226, 6324), (4216, 4839)]