20021118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{907}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 43322496

約数和(自身を除く): 23301378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 283, 566, 849, 907, 1698, 1814, 2721, 3679, 5442, 7358, 11037, 11791, 22074, 23582, 35373, 70746, 256681, 513362, 770043, 1540086, 3336853, 6673706, 10010559, 20021118]

約数ペア:

[(1, 20021118), (2, 10010559), (3, 6673706), (6, 3336853), (13, 1540086), (26, 770043), (39, 513362), (78, 256681), (283, 70746), (566, 35373), (849, 23582), (907, 22074), (1698, 11791), (1814, 11037), (2721, 7358), (3679, 5442)]