20307798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3041}}^1$

素因数の和:3109

約数の個数: 48

約数和(自身を含む): 51251616

約数和(自身を除く): 30943818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3041, 3339, 6082, 6678, 9123, 18246, 21287, 27369, 42574, 54738, 63861, 127722, 161173, 191583, 322346, 383166, 483519, 967038, 1128211, 1450557, 2256422, 2901114, 3384633, 6769266, 10153899, 20307798]

約数ペア:

[(1, 20307798), (2, 10153899), (3, 6769266), (6, 3384633), (7, 2901114), (9, 2256422), (14, 1450557), (18, 1128211), (21, 967038), (42, 483519), (53, 383166), (63, 322346), (106, 191583), (126, 161173), (159, 127722), (318, 63861), (371, 54738), (477, 42574), (742, 27369), (954, 21287), (1113, 18246), (2226, 9123), (3041, 6678), (3339, 6082)]