19216730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6427}}^1$

素因数の和:6470

約数の個数: 32

約数和(自身を含む): 38876544

約数和(自身を除く): 19659814

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6427, 12854, 32135, 64270, 83551, 147821, 167102, 295642, 417755, 739105, 835510, 1478210, 1921673, 3843346, 9608365, 19216730]

約数ペア:

[(1, 19216730), (2, 9608365), (5, 3843346), (10, 1921673), (13, 1478210), (23, 835510), (26, 739105), (46, 417755), (65, 295642), (115, 167102), (130, 147821), (230, 83551), (299, 64270), (598, 32135), (1495, 12854), (2990, 6427)]