18261646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 31102848

約数和(自身を除く): 12841202

約数列:

[1, 2, 13, 26, 37, 41, 74, 82, 463, 481, 533, 926, 962, 1066, 1517, 3034, 6019, 12038, 17131, 18983, 19721, 34262, 37966, 39442, 222703, 246779, 445406, 493558, 702371, 1404742, 9130823, 18261646]

約数ペア:

[(1, 18261646), (2, 9130823), (13, 1404742), (26, 702371), (37, 493558), (41, 445406), (74, 246779), (82, 222703), (463, 39442), (481, 37966), (533, 34262), (926, 19721), (962, 18983), (1066, 17131), (1517, 12038), (3034, 6019)]