18583708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 38991456

約数和(自身を除く): 20407748

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 613, 689, 1166, 1226, 1378, 2332, 2452, 2756, 6743, 7579, 7969, 13486, 15158, 15938, 26972, 30316, 31876, 32489, 64978, 87659, 129956, 175318, 350636, 357379, 422357, 714758, 844714, 1429516, 1689428, 4645927, 9291854, 18583708]

約数ペア:

[(1, 18583708), (2, 9291854), (4, 4645927), (11, 1689428), (13, 1429516), (22, 844714), (26, 714758), (44, 422357), (52, 357379), (53, 350636), (106, 175318), (143, 129956), (212, 87659), (286, 64978), (572, 32489), (583, 31876), (613, 30316), (689, 26972), (1166, 15938), (1226, 15158), (1378, 13486), (2332, 7969), (2452, 7579), (2756, 6743)]