20163713408

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{123941}}^1$

素因数の和:124027

約数の個数: 64

約数和(自身を含む): 42477402240

約数和(自身を除く): 22313688832

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 3968, 5084, 5248, 10168, 20336, 40672, 81344, 123941, 162688, 247882, 495764, 991528, 1983056, 3842171, 3966112, 5081581, 7684342, 7932224, 10163162, 15368684, 15864448, 20326324, 30737368, 40652648, 61474736, 81305296, 122949472, 157529011, 162610592, 245898944, 315058022, 325221184, 491797888, 630116044, 650442368, 1260232088, 2520464176, 5040928352, 10081856704, 20163713408]

約数ペア:

[(1, 20163713408), (2, 10081856704), (4, 5040928352), (8, 2520464176), (16, 1260232088), (31, 650442368), (32, 630116044), (41, 491797888), (62, 325221184), (64, 315058022), (82, 245898944), (124, 162610592), (128, 157529011), (164, 122949472), (248, 81305296), (328, 61474736), (496, 40652648), (656, 30737368), (992, 20326324), (1271, 15864448), (1312, 15368684), (1984, 10163162), (2542, 7932224), (2624, 7684342), (3968, 5081581), (5084, 3966112), (5248, 3842171), (10168, 1983056), (20336, 991528), (40672, 495764), (81344, 247882), (123941, 162688)]