20343408

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18427}}^1$

素因数の和:18461

約数の個数: 40

約数和(自身を含む): 54841728

約数和(自身を除く): 34498320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18427, 36854, 55281, 73708, 110562, 147416, 221124, 294832, 423821, 442248, 847642, 884496, 1271463, 1695284, 2542926, 3390568, 5085852, 6781136, 10171704, 20343408]

約数ペア:

[(1, 20343408), (2, 10171704), (3, 6781136), (4, 5085852), (6, 3390568), (8, 2542926), (12, 1695284), (16, 1271463), (23, 884496), (24, 847642), (46, 442248), (48, 423821), (69, 294832), (92, 221124), (138, 147416), (184, 110562), (276, 73708), (368, 55281), (552, 36854), (1104, 18427)]