15889744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 33608960

約数和(自身を除く): 17719216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 967, 1027, 1264, 1934, 2054, 3868, 4108, 7736, 8216, 12571, 15472, 16432, 25142, 50284, 76393, 100568, 152786, 201136, 305572, 611144, 993109, 1222288, 1986218, 3972436, 7944872, 15889744]

約数ペア:

[(1, 15889744), (2, 7944872), (4, 3972436), (8, 1986218), (13, 1222288), (16, 993109), (26, 611144), (52, 305572), (79, 201136), (104, 152786), (158, 100568), (208, 76393), (316, 50284), (632, 25142), (967, 16432), (1027, 15472), (1264, 12571), (1934, 8216), (2054, 7736), (3868, 4108)]