20193472292

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1\times {\mathrm{5483}}^1$

素因数の和:9768

約数の個数: 48

約数和(自身を含む): 41707180032

約数和(自身を除く): 21513707740

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 4243, 5483, 8486, 10966, 16972, 21932, 29701, 38381, 59402, 76762, 118804, 131533, 153524, 169973, 263066, 339946, 526132, 679892, 920731, 1189811, 1841462, 2379622, 3682924, 4759244, 23264369, 46528738, 93057476, 162850583, 325701166, 651402332, 721195439, 1442390878, 2884781756, 5048368073, 10096736146, 20193472292]

約数ペア:

[(1, 20193472292), (2, 10096736146), (4, 5048368073), (7, 2884781756), (14, 1442390878), (28, 721195439), (31, 651402332), (62, 325701166), (124, 162850583), (217, 93057476), (434, 46528738), (868, 23264369), (4243, 4759244), (5483, 3682924), (8486, 2379622), (10966, 1841462), (16972, 1189811), (21932, 920731), (29701, 679892), (38381, 526132), (59402, 339946), (76762, 263066), (118804, 169973), (131533, 153524)]