19363249840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22003693}}^1$

素因数の和:22003717

約数の個数: 40

約数和(自身を含む): 49112245008

約数和(自身を除く): 29748995168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22003693, 44007386, 88014772, 110018465, 176029544, 220036930, 242040623, 352059088, 440073860, 484081246, 880147720, 968162492, 1210203115, 1760295440, 1936324984, 2420406230, 3872649968, 4840812460, 9681624920, 19363249840]

約数ペア:

[(1, 19363249840), (2, 9681624920), (4, 4840812460), (5, 3872649968), (8, 2420406230), (10, 1936324984), (11, 1760295440), (16, 1210203115), (20, 968162492), (22, 880147720), (40, 484081246), (44, 440073860), (55, 352059088), (80, 242040623), (88, 220036930), (110, 176029544), (176, 110018465), (220, 88014772), (440, 44007386), (880, 22003693)]