19086962840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2551733}}^1$

素因数の和:2551772

約数の個数: 64

約数和(自身を含む): 49605708960

約数和(自身を除く): 30518746120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 2551733, 5103466, 10206932, 12758665, 20413864, 25517330, 28069063, 43379461, 51034660, 56138126, 86758922, 102069320, 112276252, 140345315, 173517844, 216897305, 224552504, 280690630, 347035688, 433794610, 477174071, 561381260, 867589220, 954348142, 1122762520, 1735178440, 1908696284, 2385870355, 3817392568, 4771740710, 9543481420, 19086962840]

約数ペア:

[(1, 19086962840), (2, 9543481420), (4, 4771740710), (5, 3817392568), (8, 2385870355), (10, 1908696284), (11, 1735178440), (17, 1122762520), (20, 954348142), (22, 867589220), (34, 561381260), (40, 477174071), (44, 433794610), (55, 347035688), (68, 280690630), (85, 224552504), (88, 216897305), (110, 173517844), (136, 140345315), (170, 112276252), (187, 102069320), (220, 86758922), (340, 56138126), (374, 51034660), (440, 43379461), (680, 28069063), (748, 25517330), (935, 20413864), (1496, 12758665), (1870, 10206932), (3740, 5103466), (7480, 2551733)]