20148347828

素因数分解:

$2^2\times 7^2\times {\mathrm{4001}}^1\times {\mathrm{25693}}^1$

素因数の和:29712

約数の個数: 36

約数和(自身を含む): 41028127812

約数和(自身を除く): 20879779984

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 4001, 8002, 16004, 25693, 28007, 51386, 56014, 102772, 112028, 179851, 196049, 359702, 392098, 719404, 784196, 1258957, 2517914, 5035828, 102797693, 205595386, 411190772, 719583851, 1439167702, 2878335404, 5037086957, 10074173914, 20148347828]

約数ペア:

[(1, 20148347828), (2, 10074173914), (4, 5037086957), (7, 2878335404), (14, 1439167702), (28, 719583851), (49, 411190772), (98, 205595386), (196, 102797693), (4001, 5035828), (8002, 2517914), (16004, 1258957), (25693, 784196), (28007, 719404), (51386, 392098), (56014, 359702), (102772, 196049), (112028, 179851)]