20627882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 15530518

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 418, 671, 809, 1159, 1342, 1618, 2318, 8899, 12749, 15371, 17798, 25498, 30742, 49349, 98698, 169081, 338162, 542839, 937631, 1085678, 1875262, 10313941, 20627882]

約数ペア:

[(1, 20627882), (2, 10313941), (11, 1875262), (19, 1085678), (22, 937631), (38, 542839), (61, 338162), (122, 169081), (209, 98698), (418, 49349), (671, 30742), (809, 25498), (1159, 17798), (1342, 15371), (1618, 12749), (2318, 8899)]