18907704

素因数分解:

$2^3\times 3^2\times {\mathrm{313}}^1\times {\mathrm{839}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 51433200

約数和(自身を除く): 32525496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 313, 626, 839, 939, 1252, 1678, 1878, 2504, 2517, 2817, 3356, 3756, 5034, 5634, 6712, 7512, 7551, 10068, 11268, 15102, 20136, 22536, 30204, 60408, 262607, 525214, 787821, 1050428, 1575642, 2100856, 2363463, 3151284, 4726926, 6302568, 9453852, 18907704]

約数ペア:

[(1, 18907704), (2, 9453852), (3, 6302568), (4, 4726926), (6, 3151284), (8, 2363463), (9, 2100856), (12, 1575642), (18, 1050428), (24, 787821), (36, 525214), (72, 262607), (313, 60408), (626, 30204), (839, 22536), (939, 20136), (1252, 15102), (1678, 11268), (1878, 10068), (2504, 7551), (2517, 7512), (2817, 6712), (3356, 5634), (3756, 5034)]