20519774212

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{631}}^1\times {\mathrm{3347}}^1$

素因数の和:4336

約数の個数: 48

約数和(自身を含む): 41235360768

約数和(自身を除く): 20715586556

約数列:

[1, 2, 4, 7, 14, 28, 347, 631, 694, 1262, 1388, 2429, 2524, 3347, 4417, 4858, 6694, 8834, 9716, 13388, 17668, 23429, 46858, 93716, 218957, 437914, 875828, 1161409, 1532699, 2111957, 2322818, 3065398, 4223914, 4645636, 6130796, 8129863, 8447828, 14783699, 16259726, 29567398, 32519452, 59134796, 732849079, 1465698158, 2931396316, 5129943553, 10259887106, 20519774212]

約数ペア:

[(1, 20519774212), (2, 10259887106), (4, 5129943553), (7, 2931396316), (14, 1465698158), (28, 732849079), (347, 59134796), (631, 32519452), (694, 29567398), (1262, 16259726), (1388, 14783699), (2429, 8447828), (2524, 8129863), (3347, 6130796), (4417, 4645636), (4858, 4223914), (6694, 3065398), (8834, 2322818), (9716, 2111957), (13388, 1532699), (17668, 1161409), (23429, 875828), (46858, 437914), (93716, 218957)]