20649408

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8273}}^1$

素因数の和:8301

約数の個数: 56

約数和(自身を含む): 58844688

約数和(自身を除く): 38195280

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8273, 16546, 24819, 33092, 49638, 66184, 99276, 107549, 132368, 198552, 215098, 264736, 322647, 397104, 430196, 529472, 645294, 794208, 860392, 1290588, 1588416, 1720784, 2581176, 3441568, 5162352, 6883136, 10324704, 20649408]

約数ペア:

[(1, 20649408), (2, 10324704), (3, 6883136), (4, 5162352), (6, 3441568), (8, 2581176), (12, 1720784), (13, 1588416), (16, 1290588), (24, 860392), (26, 794208), (32, 645294), (39, 529472), (48, 430196), (52, 397104), (64, 322647), (78, 264736), (96, 215098), (104, 198552), (156, 132368), (192, 107549), (208, 99276), (312, 66184), (416, 49638), (624, 33092), (832, 24819), (1248, 16546), (2496, 8273)]