19495950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5651}}^1$

素因数の和:5689

約数の個数: 48

約数和(自身を含む): 50461056

約数和(自身を除く): 30965106

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5651, 11302, 16953, 28255, 33906, 56510, 84765, 129973, 141275, 169530, 259946, 282550, 389919, 423825, 649865, 779838, 847650, 1299730, 1949595, 3249325, 3899190, 6498650, 9747975, 19495950]

約数ペア:

[(1, 19495950), (2, 9747975), (3, 6498650), (5, 3899190), (6, 3249325), (10, 1949595), (15, 1299730), (23, 847650), (25, 779838), (30, 649865), (46, 423825), (50, 389919), (69, 282550), (75, 259946), (115, 169530), (138, 141275), (150, 129973), (230, 84765), (345, 56510), (575, 33906), (690, 28255), (1150, 16953), (1725, 11302), (3450, 5651)]