1900778512

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109897}}^1$

素因数の和:109975

約数の個数: 40

約数和(自身を含む): 3924677376

約数和(自身を除く): 2023898864

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 184, 188, 368, 376, 752, 1081, 2162, 4324, 8648, 17296, 109897, 219794, 439588, 879176, 1758352, 2527631, 5055262, 5165159, 10110524, 10330318, 20221048, 20660636, 40442096, 41321272, 82642544, 118798657, 237597314, 475194628, 950389256, 1900778512]

約数ペア:

[(1, 1900778512), (2, 950389256), (4, 475194628), (8, 237597314), (16, 118798657), (23, 82642544), (46, 41321272), (47, 40442096), (92, 20660636), (94, 20221048), (184, 10330318), (188, 10110524), (368, 5165159), (376, 5055262), (752, 2527631), (1081, 1758352), (2162, 879176), (4324, 439588), (8648, 219794), (17296, 109897)]