19117670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 41912640

約数和(自身を除く): 22794970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 286, 290, 319, 377, 461, 638, 715, 754, 922, 1430, 1595, 1885, 2305, 3190, 3770, 4147, 4610, 5071, 5993, 8294, 10142, 11986, 13369, 20735, 25355, 26738, 29965, 41470, 50710, 59930, 65923, 66845, 131846, 133690, 147059, 173797, 294118, 329615, 347594, 659230, 735295, 868985, 1470590, 1737970, 1911767, 3823534, 9558835, 19117670]

約数ペア:

[(1, 19117670), (2, 9558835), (5, 3823534), (10, 1911767), (11, 1737970), (13, 1470590), (22, 868985), (26, 735295), (29, 659230), (55, 347594), (58, 329615), (65, 294118), (110, 173797), (130, 147059), (143, 133690), (145, 131846), (286, 66845), (290, 65923), (319, 59930), (377, 50710), (461, 41470), (638, 29965), (715, 26738), (754, 25355), (922, 20735), (1430, 13369), (1595, 11986), (1885, 10142), (2305, 8294), (3190, 5993), (3770, 5071), (4147, 4610)]