19346990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3461}}^1$

素因数の和:3524

約数の個数: 32

約数和(自身を含む): 38386656

約数和(自身を除く): 19039666

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3461, 5590, 6922, 17305, 34610, 44993, 89986, 148823, 224965, 297646, 449930, 744115, 1488230, 1934699, 3869398, 9673495, 19346990]

約数ペア:

[(1, 19346990), (2, 9673495), (5, 3869398), (10, 1934699), (13, 1488230), (26, 744115), (43, 449930), (65, 297646), (86, 224965), (130, 148823), (215, 89986), (430, 44993), (559, 34610), (1118, 17305), (2795, 6922), (3461, 5590)]