19246176976

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{547513}}^1$

素因数の和:547560

約数の個数: 40

約数和(自身を含む): 40395582920

約数和(自身を除く): 21149405944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 4394, 8788, 17576, 35152, 547513, 1095026, 2190052, 4380104, 7117669, 8760208, 14235338, 28470676, 56941352, 92529697, 113882704, 185059394, 370118788, 740237576, 1202886061, 1480475152, 2405772122, 4811544244, 9623088488, 19246176976]

約数ペア:

[(1, 19246176976), (2, 9623088488), (4, 4811544244), (8, 2405772122), (13, 1480475152), (16, 1202886061), (26, 740237576), (52, 370118788), (104, 185059394), (169, 113882704), (208, 92529697), (338, 56941352), (676, 28470676), (1352, 14235338), (2197, 8760208), (2704, 7117669), (4394, 4380104), (8788, 2190052), (17576, 1095026), (35152, 547513)]