20123038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 33586560

約数和(自身を除く): 13463522

約数列:

[1, 2, 13, 26, 79, 97, 101, 158, 194, 202, 1027, 1261, 1313, 2054, 2522, 2626, 7663, 7979, 9797, 15326, 15958, 19594, 99619, 103727, 127361, 199238, 207454, 254722, 773963, 1547926, 10061519, 20123038]

約数ペア:

[(1, 20123038), (2, 10061519), (13, 1547926), (26, 773963), (79, 254722), (97, 207454), (101, 199238), (158, 127361), (194, 103727), (202, 99619), (1027, 19594), (1261, 15958), (1313, 15326), (2054, 9797), (2522, 7979), (2626, 7663)]