19757664

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2260

約数の個数: 72

約数和(自身を含む): 58024512

約数和(自身を除く): 38266848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2213, 2232, 2976, 4426, 4464, 6639, 8852, 8928, 13278, 17704, 19917, 26556, 35408, 39834, 53112, 68603, 70816, 79668, 106224, 137206, 159336, 205809, 212448, 274412, 318672, 411618, 548824, 617427, 637344, 823236, 1097648, 1234854, 1646472, 2195296, 2469708, 3292944, 4939416, 6585888, 9878832, 19757664]

約数ペア:

[(1, 19757664), (2, 9878832), (3, 6585888), (4, 4939416), (6, 3292944), (8, 2469708), (9, 2195296), (12, 1646472), (16, 1234854), (18, 1097648), (24, 823236), (31, 637344), (32, 617427), (36, 548824), (48, 411618), (62, 318672), (72, 274412), (93, 212448), (96, 205809), (124, 159336), (144, 137206), (186, 106224), (248, 79668), (279, 70816), (288, 68603), (372, 53112), (496, 39834), (558, 35408), (744, 26556), (992, 19917), (1116, 17704), (1488, 13278), (2213, 8928), (2232, 8852), (2976, 6639), (4426, 4464)]