18164940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13163}}^1$

素因数の和:13198

約数の個数: 48

約数和(自身を含む): 53077248

約数和(自身を除く): 34912308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13163, 26326, 39489, 52652, 65815, 78978, 131630, 157956, 197445, 263260, 302749, 394890, 605498, 789780, 908247, 1210996, 1513745, 1816494, 3027490, 3632988, 4541235, 6054980, 9082470, 18164940]

約数ペア:

[(1, 18164940), (2, 9082470), (3, 6054980), (4, 4541235), (5, 3632988), (6, 3027490), (10, 1816494), (12, 1513745), (15, 1210996), (20, 908247), (23, 789780), (30, 605498), (46, 394890), (60, 302749), (69, 263260), (92, 197445), (115, 157956), (138, 131630), (230, 78978), (276, 65815), (345, 52652), (460, 39489), (690, 26326), (1380, 13163)]