19002204

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 72

約数和(自身を含む): 54476240

約数和(自身を除く): 35474036

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2137, 2223, 2964, 4274, 4446, 6411, 8548, 8892, 12822, 19233, 25644, 27781, 38466, 40603, 55562, 76932, 81206, 83343, 111124, 121809, 162412, 166686, 243618, 250029, 333372, 365427, 487236, 500058, 527839, 730854, 1000116, 1055678, 1461708, 1583517, 2111356, 3167034, 4750551, 6334068, 9501102, 19002204]

約数ペア:

[(1, 19002204), (2, 9501102), (3, 6334068), (4, 4750551), (6, 3167034), (9, 2111356), (12, 1583517), (13, 1461708), (18, 1055678), (19, 1000116), (26, 730854), (36, 527839), (38, 500058), (39, 487236), (52, 365427), (57, 333372), (76, 250029), (78, 243618), (114, 166686), (117, 162412), (156, 121809), (171, 111124), (228, 83343), (234, 81206), (247, 76932), (342, 55562), (468, 40603), (494, 38466), (684, 27781), (741, 25644), (988, 19233), (1482, 12822), (2137, 8892), (2223, 8548), (2964, 6411), (4274, 4446)]