20029976

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 18979624

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 773, 1546, 3092, 3239, 6184, 6478, 12956, 25912, 31693, 61067, 63386, 122134, 126772, 244268, 253544, 488536, 2503747, 5007494, 10014988, 20029976]

約数ペア:

[(1, 20029976), (2, 10014988), (4, 5007494), (8, 2503747), (41, 488536), (79, 253544), (82, 244268), (158, 126772), (164, 122134), (316, 63386), (328, 61067), (632, 31693), (773, 25912), (1546, 12956), (3092, 6478), (3239, 6184)]