19405790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 17366050

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 607, 695, 1214, 1390, 3035, 3197, 6070, 6394, 13961, 15985, 27922, 31970, 69805, 84373, 139610, 168746, 421865, 843730, 1940579, 3881158, 9702895, 19405790]

約数ペア:

[(1, 19405790), (2, 9702895), (5, 3881158), (10, 1940579), (23, 843730), (46, 421865), (115, 168746), (139, 139610), (230, 84373), (278, 69805), (607, 31970), (695, 27922), (1214, 15985), (1390, 13961), (3035, 6394), (3197, 6070)]