2019812912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{7487}}^1$

素因数の和:8805

約数の個数: 40

約数和(自身を含む): 4218230016

約数和(自身を除く): 2198417104

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1297, 2594, 5188, 7487, 10376, 14974, 16861, 20752, 29948, 33722, 59896, 67444, 97331, 119792, 134888, 194662, 269776, 389324, 778648, 1557296, 9710639, 19421278, 38842556, 77685112, 126238307, 155370224, 252476614, 504953228, 1009906456, 2019812912]

約数ペア:

[(1, 2019812912), (2, 1009906456), (4, 504953228), (8, 252476614), (13, 155370224), (16, 126238307), (26, 77685112), (52, 38842556), (104, 19421278), (208, 9710639), (1297, 1557296), (2594, 778648), (5188, 389324), (7487, 269776), (10376, 194662), (14974, 134888), (16861, 119792), (20752, 97331), (29948, 67444), (33722, 59896)]