19473518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 32378880

約数和(自身を除く): 12905362

約数列:

[1, 2, 19, 31, 38, 61, 62, 122, 271, 542, 589, 1159, 1178, 1891, 2318, 3782, 5149, 8401, 10298, 16531, 16802, 33062, 35929, 71858, 159619, 314089, 319238, 512461, 628178, 1024922, 9736759, 19473518]

約数ペア:

[(1, 19473518), (2, 9736759), (19, 1024922), (31, 628178), (38, 512461), (61, 319238), (62, 314089), (122, 159619), (271, 71858), (542, 35929), (589, 33062), (1159, 16802), (1178, 16531), (1891, 10298), (2318, 8401), (3782, 5149)]