17388684

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 46126080

約数和(自身を除く): 28737396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 239, 258, 282, 387, 423, 478, 516, 564, 717, 774, 846, 956, 1434, 1548, 1692, 2021, 2151, 2868, 4042, 4302, 6063, 8084, 8604, 10277, 11233, 12126, 18189, 20554, 22466, 24252, 30831, 33699, 36378, 41108, 44932, 61662, 67398, 72756, 92493, 101097, 123324, 134796, 184986, 202194, 369972, 404388, 483019, 966038, 1449057, 1932076, 2898114, 4347171, 5796228, 8694342, 17388684]

約数ペア:

[(1, 17388684), (2, 8694342), (3, 5796228), (4, 4347171), (6, 2898114), (9, 1932076), (12, 1449057), (18, 966038), (36, 483019), (43, 404388), (47, 369972), (86, 202194), (94, 184986), (129, 134796), (141, 123324), (172, 101097), (188, 92493), (239, 72756), (258, 67398), (282, 61662), (387, 44932), (423, 41108), (478, 36378), (516, 33699), (564, 30831), (717, 24252), (774, 22466), (846, 20554), (956, 18189), (1434, 12126), (1548, 11233), (1692, 10277), (2021, 8604), (2151, 8084), (2868, 6063), (4042, 4302)]