18277064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 38955840

約数和(自身を除く): 20678776

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 61, 67, 86, 104, 122, 134, 172, 244, 268, 344, 488, 536, 559, 793, 871, 1118, 1586, 1742, 2236, 2623, 2881, 3172, 3484, 4087, 4472, 5246, 5762, 6344, 6968, 8174, 10492, 11524, 16348, 20984, 23048, 32696, 34099, 37453, 53131, 68198, 74906, 106262, 136396, 149812, 175741, 212524, 272792, 299624, 351482, 425048, 702964, 1405928, 2284633, 4569266, 9138532, 18277064]

約数ペア:

[(1, 18277064), (2, 9138532), (4, 4569266), (8, 2284633), (13, 1405928), (26, 702964), (43, 425048), (52, 351482), (61, 299624), (67, 272792), (86, 212524), (104, 175741), (122, 149812), (134, 136396), (172, 106262), (244, 74906), (268, 68198), (344, 53131), (488, 37453), (536, 34099), (559, 32696), (793, 23048), (871, 20984), (1118, 16348), (1586, 11524), (1742, 10492), (2236, 8174), (2623, 6968), (2881, 6344), (3172, 5762), (3484, 5246), (4087, 4472)]