2118896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 4520544

約数和(自身を除く): 2401648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 167, 208, 244, 334, 488, 668, 793, 976, 1336, 1586, 2171, 2672, 3172, 4342, 6344, 8684, 10187, 12688, 17368, 20374, 34736, 40748, 81496, 132431, 162992, 264862, 529724, 1059448, 2118896]

約数ペア:

[(1, 2118896), (2, 1059448), (4, 529724), (8, 264862), (13, 162992), (16, 132431), (26, 81496), (52, 40748), (61, 34736), (104, 20374), (122, 17368), (167, 12688), (208, 10187), (244, 8684), (334, 6344), (488, 4342), (668, 3172), (793, 2672), (976, 2171), (1336, 1586)]