18330136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 39639240

約数和(自身を除く): 21309104

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 418, 577, 722, 836, 1154, 1444, 1672, 2308, 2888, 3971, 4616, 6347, 7942, 10963, 12694, 15884, 21926, 25388, 31768, 43852, 50776, 87704, 120593, 208297, 241186, 416594, 482372, 833188, 964744, 1666376, 2291267, 4582534, 9165068, 18330136]

約数ペア:

[(1, 18330136), (2, 9165068), (4, 4582534), (8, 2291267), (11, 1666376), (19, 964744), (22, 833188), (38, 482372), (44, 416594), (76, 241186), (88, 208297), (152, 120593), (209, 87704), (361, 50776), (418, 43852), (577, 31768), (722, 25388), (836, 21926), (1154, 15884), (1444, 12694), (1672, 10963), (2308, 7942), (2888, 6347), (3971, 4616)]