20816112

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9227}}^1$

素因数の和:9285

約数の個数: 40

約数和(自身を含む): 54925056

約数和(自身を除く): 34108944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9227, 18454, 27681, 36908, 55362, 73816, 110724, 147632, 221448, 433669, 442896, 867338, 1301007, 1734676, 2602014, 3469352, 5204028, 6938704, 10408056, 20816112]

約数ペア:

[(1, 20816112), (2, 10408056), (3, 6938704), (4, 5204028), (6, 3469352), (8, 2602014), (12, 1734676), (16, 1301007), (24, 867338), (47, 442896), (48, 433669), (94, 221448), (141, 147632), (188, 110724), (282, 73816), (376, 55362), (564, 36908), (752, 27681), (1128, 18454), (2256, 9227)]