20295572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2252

約数の個数: 36

約数和(自身を含む): 41112960

約数和(自身を除く): 20817388

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2207, 2299, 4414, 4598, 8828, 9196, 24277, 41933, 48554, 83866, 97108, 167732, 267047, 461263, 534094, 922526, 1068188, 1845052, 5073893, 10147786, 20295572]

約数ペア:

[(1, 20295572), (2, 10147786), (4, 5073893), (11, 1845052), (19, 1068188), (22, 922526), (38, 534094), (44, 461263), (76, 267047), (121, 167732), (209, 97108), (242, 83866), (418, 48554), (484, 41933), (836, 24277), (2207, 9196), (2299, 8828), (4414, 4598)]