20459519996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{2551}}^1\times {\mathrm{64679}}^1$

素因数の和:67265

約数の個数: 24

約数和(自身を含む): 36974192640

約数和(自身を除く): 16514672644

約数列:

[1, 2, 4, 31, 62, 124, 2551, 5102, 10204, 64679, 79081, 129358, 158162, 258716, 316324, 2005049, 4010098, 8020196, 164996129, 329992258, 659984516, 5114879999, 10229759998, 20459519996]

約数ペア:

[(1, 20459519996), (2, 10229759998), (4, 5114879999), (31, 659984516), (62, 329992258), (124, 164996129), (2551, 8020196), (5102, 4010098), (10204, 2005049), (64679, 316324), (79081, 258716), (129358, 158162)]