19165643264

素因数分解:

$2^9\times {\mathrm{239}}^1\times {\mathrm{156623}}^1$

素因数の和:156880

約数の個数: 40

約数和(自身を含む): 38454324480

約数和(自身を除く): 19288681216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 256, 478, 512, 956, 1912, 3824, 7648, 15296, 30592, 61184, 122368, 156623, 313246, 626492, 1252984, 2505968, 5011936, 10023872, 20047744, 37432897, 40095488, 74865794, 80190976, 149731588, 299463176, 598926352, 1197852704, 2395705408, 4791410816, 9582821632, 19165643264]

約数ペア:

[(1, 19165643264), (2, 9582821632), (4, 4791410816), (8, 2395705408), (16, 1197852704), (32, 598926352), (64, 299463176), (128, 149731588), (239, 80190976), (256, 74865794), (478, 40095488), (512, 37432897), (956, 20047744), (1912, 10023872), (3824, 5011936), (7648, 2505968), (15296, 1252984), (30592, 626492), (61184, 313246), (122368, 156623)]