19700992

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{1877}}^1$

素因数の和:1934

約数の個数: 36

約数和(自身を含む): 40305636

約数和(自身を除く): 20604644

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 656, 1312, 1877, 2624, 3754, 5248, 7508, 10496, 15016, 30032, 60064, 76957, 120128, 153914, 240256, 307828, 480512, 615656, 1231312, 2462624, 4925248, 9850496, 19700992]

約数ペア:

[(1, 19700992), (2, 9850496), (4, 4925248), (8, 2462624), (16, 1231312), (32, 615656), (41, 480512), (64, 307828), (82, 240256), (128, 153914), (164, 120128), (256, 76957), (328, 60064), (656, 30032), (1312, 15016), (1877, 10496), (2624, 7508), (3754, 5248)]