17905330

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 33145200

約数和(自身を除く): 15239870

約数列:

[1, 2, 5, 10, 61, 122, 149, 197, 298, 305, 394, 610, 745, 985, 1490, 1970, 9089, 12017, 18178, 24034, 29353, 45445, 58706, 60085, 90890, 120170, 146765, 293530, 1790533, 3581066, 8952665, 17905330]

約数ペア:

[(1, 17905330), (2, 8952665), (5, 3581066), (10, 1790533), (61, 293530), (122, 146765), (149, 120170), (197, 90890), (298, 60085), (305, 58706), (394, 45445), (610, 29353), (745, 24034), (985, 18178), (1490, 12017), (1970, 9089)]