19664496

素因数分解:

$2^4\times 3^2\times {\mathrm{136559}}^1$

素因数の和:136573

約数の個数: 30

約数和(自身を含む): 55033680

約数和(自身を除く): 35369184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136559, 273118, 409677, 546236, 819354, 1092472, 1229031, 1638708, 2184944, 2458062, 3277416, 4916124, 6554832, 9832248, 19664496]

約数ペア:

[(1, 19664496), (2, 9832248), (3, 6554832), (4, 4916124), (6, 3277416), (8, 2458062), (9, 2184944), (12, 1638708), (16, 1229031), (18, 1092472), (24, 819354), (36, 546236), (48, 409677), (72, 273118), (144, 136559)]