19284976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 39283200

約数和(自身を除く): 19998224

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 659, 944, 1318, 1829, 2636, 3658, 5272, 7316, 10544, 14632, 20429, 29264, 38881, 40858, 77762, 81716, 155524, 163432, 311048, 326864, 622096, 1205311, 2410622, 4821244, 9642488, 19284976]

約数ペア:

[(1, 19284976), (2, 9642488), (4, 4821244), (8, 2410622), (16, 1205311), (31, 622096), (59, 326864), (62, 311048), (118, 163432), (124, 155524), (236, 81716), (248, 77762), (472, 40858), (496, 38881), (659, 29264), (944, 20429), (1318, 14632), (1829, 10544), (2636, 7316), (3658, 5272)]