20155498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 35033472

約数和(自身を除く): 14877974

約数列:

[1, 2, 11, 22, 23, 46, 61, 122, 253, 506, 653, 671, 1306, 1342, 1403, 2806, 7183, 14366, 15019, 15433, 30038, 30866, 39833, 79666, 165209, 330418, 438163, 876326, 916159, 1832318, 10077749, 20155498]

約数ペア:

[(1, 20155498), (2, 10077749), (11, 1832318), (22, 916159), (23, 876326), (46, 438163), (61, 330418), (122, 165209), (253, 79666), (506, 39833), (653, 30866), (671, 30038), (1306, 15433), (1342, 15019), (1403, 14366), (2806, 7183)]