19491372

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8081}}^1$

素因数の和:8158

約数の個数: 36

約数和(自身を含む): 50011416

約数和(自身を除く): 30520044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8081, 16162, 24243, 32324, 48486, 72729, 96972, 145458, 290916, 541427, 1082854, 1624281, 2165708, 3248562, 4872843, 6497124, 9745686, 19491372]

約数ペア:

[(1, 19491372), (2, 9745686), (3, 6497124), (4, 4872843), (6, 3248562), (9, 2165708), (12, 1624281), (18, 1082854), (36, 541427), (67, 290916), (134, 145458), (201, 96972), (268, 72729), (402, 48486), (603, 32324), (804, 24243), (1206, 16162), (2412, 8081)]