31879188

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 108

約数和(自身を含む): 93195648

約数和(自身を除く): 61316460

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 223, 228, 342, 361, 396, 418, 446, 627, 669, 684, 722, 836, 892, 1083, 1254, 1338, 1444, 1881, 2007, 2166, 2453, 2508, 2676, 3249, 3762, 3971, 4014, 4237, 4332, 4906, 6498, 7359, 7524, 7942, 8028, 8474, 9812, 11913, 12711, 12996, 14718, 15884, 16948, 22077, 23826, 25422, 29436, 35739, 38133, 44154, 46607, 47652, 50844, 71478, 76266, 80503, 88308, 93214, 139821, 142956, 152532, 161006, 186428, 241509, 279642, 322012, 419463, 483018, 559284, 724527, 838926, 885533, 966036, 1449054, 1677852, 1771066, 2656599, 2898108, 3542132, 5313198, 7969797, 10626396, 15939594, 31879188]

約数ペア:

[(1, 31879188), (2, 15939594), (3, 10626396), (4, 7969797), (6, 5313198), (9, 3542132), (11, 2898108), (12, 2656599), (18, 1771066), (19, 1677852), (22, 1449054), (33, 966036), (36, 885533), (38, 838926), (44, 724527), (57, 559284), (66, 483018), (76, 419463), (99, 322012), (114, 279642), (132, 241509), (171, 186428), (198, 161006), (209, 152532), (223, 142956), (228, 139821), (342, 93214), (361, 88308), (396, 80503), (418, 76266), (446, 71478), (627, 50844), (669, 47652), (684, 46607), (722, 44154), (836, 38133), (892, 35739), (1083, 29436), (1254, 25422), (1338, 23826), (1444, 22077), (1881, 16948), (2007, 15884), (2166, 14718), (2453, 12996), (2508, 12711), (2676, 11913), (3249, 9812), (3762, 8474), (3971, 8028), (4014, 7942), (4237, 7524), (4332, 7359), (4906, 6498)]