2128456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 4663440

約数和(自身を除く): 2534984

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 67, 76, 88, 134, 152, 209, 268, 361, 418, 536, 722, 737, 836, 1273, 1444, 1474, 1672, 2546, 2888, 2948, 3971, 5092, 5896, 7942, 10184, 14003, 15884, 24187, 28006, 31768, 48374, 56012, 96748, 112024, 193496, 266057, 532114, 1064228, 2128456]

約数ペア:

[(1, 2128456), (2, 1064228), (4, 532114), (8, 266057), (11, 193496), (19, 112024), (22, 96748), (38, 56012), (44, 48374), (67, 31768), (76, 28006), (88, 24187), (134, 15884), (152, 14003), (209, 10184), (268, 7942), (361, 5896), (418, 5092), (536, 3971), (722, 2948), (737, 2888), (836, 2546), (1273, 1672), (1444, 1474)]