20895342

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3391}}^1$

素因数の和:3488

約数の個数: 32

約数和(自身を含む): 45588480

約数和(自身を除く): 24693138

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3391, 6162, 6782, 10173, 20346, 44083, 88166, 132249, 264498, 267889, 535778, 803667, 1607334, 3482557, 6965114, 10447671, 20895342]

約数ペア:

[(1, 20895342), (2, 10447671), (3, 6965114), (6, 3482557), (13, 1607334), (26, 803667), (39, 535778), (78, 267889), (79, 264498), (158, 132249), (237, 88166), (474, 44083), (1027, 20346), (2054, 10173), (3081, 6782), (3391, 6162)]