19082581060

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{20327}}^1$

素因数の和:21052

約数の個数: 48

約数和(自身を含む): 40687549056

約数和(自身を除く): 21604967996

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 643, 730, 1286, 1460, 2572, 3215, 6430, 12860, 20327, 40654, 46939, 81308, 93878, 101635, 187756, 203270, 234695, 406540, 469390, 938780, 1483871, 2967742, 5935484, 7419355, 13070261, 14838710, 26140522, 29677420, 52281044, 65351305, 130702610, 261405220, 954129053, 1908258106, 3816516212, 4770645265, 9541290530, 19082581060]

約数ペア:

[(1, 19082581060), (2, 9541290530), (4, 4770645265), (5, 3816516212), (10, 1908258106), (20, 954129053), (73, 261405220), (146, 130702610), (292, 65351305), (365, 52281044), (643, 29677420), (730, 26140522), (1286, 14838710), (1460, 13070261), (2572, 7419355), (3215, 5935484), (6430, 2967742), (12860, 1483871), (20327, 938780), (40654, 469390), (46939, 406540), (81308, 234695), (93878, 203270), (101635, 187756)]