19914216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1049}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 37541784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 113, 168, 226, 339, 452, 678, 791, 904, 1049, 1356, 1582, 2098, 2373, 2712, 3147, 3164, 4196, 4746, 6294, 6328, 7343, 8392, 9492, 12588, 14686, 18984, 22029, 25176, 29372, 44058, 58744, 88116, 118537, 176232, 237074, 355611, 474148, 711222, 829759, 948296, 1422444, 1659518, 2489277, 2844888, 3319036, 4978554, 6638072, 9957108, 19914216]

約数ペア:

[(1, 19914216), (2, 9957108), (3, 6638072), (4, 4978554), (6, 3319036), (7, 2844888), (8, 2489277), (12, 1659518), (14, 1422444), (21, 948296), (24, 829759), (28, 711222), (42, 474148), (56, 355611), (84, 237074), (113, 176232), (168, 118537), (226, 88116), (339, 58744), (452, 44058), (678, 29372), (791, 25176), (904, 22029), (1049, 18984), (1356, 14686), (1582, 12588), (2098, 9492), (2373, 8392), (2712, 7343), (3147, 6328), (3164, 6294), (4196, 4746)]