19712496

素因数分解:

$2^4\times 3^1\times {\mathrm{499}}^1\times {\mathrm{823}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 51088000

約数和(自身を除く): 31375504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 499, 823, 998, 1497, 1646, 1996, 2469, 2994, 3292, 3992, 4938, 5988, 6584, 7984, 9876, 11976, 13168, 19752, 23952, 39504, 410677, 821354, 1232031, 1642708, 2464062, 3285416, 4928124, 6570832, 9856248, 19712496]

約数ペア:

[(1, 19712496), (2, 9856248), (3, 6570832), (4, 4928124), (6, 3285416), (8, 2464062), (12, 1642708), (16, 1232031), (24, 821354), (48, 410677), (499, 39504), (823, 23952), (998, 19752), (1497, 13168), (1646, 11976), (1996, 9876), (2469, 7984), (2994, 6584), (3292, 5988), (3992, 4938)]