16320924

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 44029440

約数和(自身を除く): 27708516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 223, 228, 321, 342, 428, 446, 642, 669, 684, 892, 963, 1284, 1338, 1926, 2007, 2033, 2676, 3852, 4014, 4066, 4237, 6099, 8028, 8132, 8474, 12198, 12711, 16948, 18297, 23861, 24396, 25422, 36594, 38133, 47722, 50844, 71583, 73188, 76266, 95444, 143166, 152532, 214749, 286332, 429498, 453359, 858996, 906718, 1360077, 1813436, 2720154, 4080231, 5440308, 8160462, 16320924]

約数ペア:

[(1, 16320924), (2, 8160462), (3, 5440308), (4, 4080231), (6, 2720154), (9, 1813436), (12, 1360077), (18, 906718), (19, 858996), (36, 453359), (38, 429498), (57, 286332), (76, 214749), (107, 152532), (114, 143166), (171, 95444), (214, 76266), (223, 73188), (228, 71583), (321, 50844), (342, 47722), (428, 38133), (446, 36594), (642, 25422), (669, 24396), (684, 23861), (892, 18297), (963, 16948), (1284, 12711), (1338, 12198), (1926, 8474), (2007, 8132), (2033, 8028), (2676, 6099), (3852, 4237), (4014, 4066)]