19677948584

素因数分解:

$2^3\times 7^1\times {\mathrm{20747}}^1\times {\mathrm{16937}}^1$

素因数の和:37697

約数の個数: 32

約数和(自身を含む): 42171554880

約数和(自身を除く): 22493606296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 16937, 20747, 33874, 41494, 67748, 82988, 118559, 135496, 145229, 165976, 237118, 290458, 474236, 580916, 948472, 1161832, 351391939, 702783878, 1405567756, 2459743573, 2811135512, 4919487146, 9838974292, 19677948584]

約数ペア:

[(1, 19677948584), (2, 9838974292), (4, 4919487146), (7, 2811135512), (8, 2459743573), (14, 1405567756), (28, 702783878), (56, 351391939), (16937, 1161832), (20747, 948472), (33874, 580916), (41494, 474236), (67748, 290458), (82988, 237118), (118559, 165976), (135496, 145229)]