20701142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 18247978

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 229, 458, 587, 1174, 1603, 2519, 3206, 4109, 5038, 6457, 8218, 12914, 17633, 35266, 45199, 90398, 134423, 268846, 940961, 1478653, 1881922, 2957306, 10350571, 20701142]

約数ペア:

[(1, 20701142), (2, 10350571), (7, 2957306), (11, 1881922), (14, 1478653), (22, 940961), (77, 268846), (154, 134423), (229, 90398), (458, 45199), (587, 35266), (1174, 17633), (1603, 12914), (2519, 8218), (3206, 6457), (4109, 5038)]