20092228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 39450880

約数和(自身を除く): 19358652

約数列:

[1, 2, 4, 13, 26, 52, 67, 73, 79, 134, 146, 158, 268, 292, 316, 871, 949, 1027, 1742, 1898, 2054, 3484, 3796, 4108, 4891, 5293, 5767, 9782, 10586, 11534, 19564, 21172, 23068, 63583, 68809, 74971, 127166, 137618, 149942, 254332, 275236, 299884, 386389, 772778, 1545556, 5023057, 10046114, 20092228]

約数ペア:

[(1, 20092228), (2, 10046114), (4, 5023057), (13, 1545556), (26, 772778), (52, 386389), (67, 299884), (73, 275236), (79, 254332), (134, 149942), (146, 137618), (158, 127166), (268, 74971), (292, 68809), (316, 63583), (871, 23068), (949, 21172), (1027, 19564), (1742, 11534), (1898, 10586), (2054, 9782), (3484, 5767), (3796, 5293), (4108, 4891)]