19746912

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 55248480

約数和(自身を除く): 35501568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 41, 48, 58, 82, 87, 96, 116, 123, 164, 173, 174, 232, 246, 328, 346, 348, 464, 492, 519, 656, 692, 696, 928, 984, 1038, 1189, 1312, 1384, 1392, 1968, 2076, 2378, 2768, 2784, 3567, 3936, 4152, 4756, 5017, 5536, 7093, 7134, 8304, 9512, 10034, 14186, 14268, 15051, 16608, 19024, 20068, 21279, 28372, 28536, 30102, 38048, 40136, 42558, 56744, 57072, 60204, 80272, 85116, 113488, 114144, 120408, 160544, 170232, 205697, 226976, 240816, 340464, 411394, 481632, 617091, 680928, 822788, 1234182, 1645576, 2468364, 3291152, 4936728, 6582304, 9873456, 19746912]

約数ペア:

[(1, 19746912), (2, 9873456), (3, 6582304), (4, 4936728), (6, 3291152), (8, 2468364), (12, 1645576), (16, 1234182), (24, 822788), (29, 680928), (32, 617091), (41, 481632), (48, 411394), (58, 340464), (82, 240816), (87, 226976), (96, 205697), (116, 170232), (123, 160544), (164, 120408), (173, 114144), (174, 113488), (232, 85116), (246, 80272), (328, 60204), (346, 57072), (348, 56744), (464, 42558), (492, 40136), (519, 38048), (656, 30102), (692, 28536), (696, 28372), (928, 21279), (984, 20068), (1038, 19024), (1189, 16608), (1312, 15051), (1384, 14268), (1392, 14186), (1968, 10034), (2076, 9512), (2378, 8304), (2768, 7134), (2784, 7093), (3567, 5536), (3936, 5017), (4152, 4756)]