18644168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5333}}^1$

素因数の和:5381

約数の個数: 32

約数和(自身を含む): 38404800

約数和(自身を除く): 19760632

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5333, 10666, 21332, 42664, 101327, 122659, 202654, 245318, 405308, 490636, 810616, 981272, 2330521, 4661042, 9322084, 18644168]

約数ペア:

[(1, 18644168), (2, 9322084), (4, 4661042), (8, 2330521), (19, 981272), (23, 810616), (38, 490636), (46, 405308), (76, 245318), (92, 202654), (152, 122659), (184, 101327), (437, 42664), (874, 21332), (1748, 10666), (3496, 5333)]