197458430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20807}}^1$

素因数の和:20900

約数の個数: 32

約数和(自身を含む): 388027584

約数和(自身を除く): 190569154

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 20807, 41614, 104035, 208070, 270491, 540982, 1352455, 1518911, 2704910, 3037822, 7594555, 15189110, 19745843, 39491686, 98729215, 197458430]

約数ペア:

[(1, 197458430), (2, 98729215), (5, 39491686), (10, 19745843), (13, 15189110), (26, 7594555), (65, 3037822), (73, 2704910), (130, 1518911), (146, 1352455), (365, 540982), (730, 270491), (949, 208070), (1898, 104035), (4745, 41614), (9490, 20807)]