18222216

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 48600000

約数和(自身を除く): 30377784

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 152, 178, 228, 267, 356, 449, 456, 534, 712, 898, 1068, 1347, 1691, 1796, 2136, 2694, 3382, 3592, 5073, 5388, 6764, 8531, 10146, 10776, 13528, 17062, 20292, 25593, 34124, 39961, 40584, 51186, 68248, 79922, 102372, 119883, 159844, 204744, 239766, 319688, 479532, 759259, 959064, 1518518, 2277777, 3037036, 4555554, 6074072, 9111108, 18222216]

約数ペア:

[(1, 18222216), (2, 9111108), (3, 6074072), (4, 4555554), (6, 3037036), (8, 2277777), (12, 1518518), (19, 959064), (24, 759259), (38, 479532), (57, 319688), (76, 239766), (89, 204744), (114, 159844), (152, 119883), (178, 102372), (228, 79922), (267, 68248), (356, 51186), (449, 40584), (456, 39961), (534, 34124), (712, 25593), (898, 20292), (1068, 17062), (1347, 13528), (1691, 10776), (1796, 10146), (2136, 8531), (2694, 6764), (3382, 5388), (3592, 5073)]