20201968296

素因数分解:

$2^3\times 3^5\times {\mathrm{239}}^1\times {\mathrm{43481}}^1$

素因数の和:43741

約数の個数: 96

約数和(自身を含む): 56978812800

約数和(自身を除く): 36776844504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 239, 243, 324, 478, 486, 648, 717, 956, 972, 1434, 1912, 1944, 2151, 2868, 4302, 5736, 6453, 8604, 12906, 17208, 19359, 25812, 38718, 43481, 51624, 58077, 77436, 86962, 116154, 130443, 154872, 173924, 232308, 260886, 347848, 391329, 464616, 521772, 782658, 1043544, 1173987, 1565316, 2347974, 3130632, 3521961, 4695948, 7043922, 9391896, 10391959, 10565883, 14087844, 20783918, 21131766, 28175688, 31175877, 41567836, 42263532, 62351754, 83135672, 84527064, 93527631, 124703508, 187055262, 249407016, 280582893, 374110524, 561165786, 748221048, 841748679, 1122331572, 1683497358, 2244663144, 2525246037, 3366994716, 5050492074, 6733989432, 10100984148, 20201968296]

約数ペア:

[(1, 20201968296), (2, 10100984148), (3, 6733989432), (4, 5050492074), (6, 3366994716), (8, 2525246037), (9, 2244663144), (12, 1683497358), (18, 1122331572), (24, 841748679), (27, 748221048), (36, 561165786), (54, 374110524), (72, 280582893), (81, 249407016), (108, 187055262), (162, 124703508), (216, 93527631), (239, 84527064), (243, 83135672), (324, 62351754), (478, 42263532), (486, 41567836), (648, 31175877), (717, 28175688), (956, 21131766), (972, 20783918), (1434, 14087844), (1912, 10565883), (1944, 10391959), (2151, 9391896), (2868, 7043922), (4302, 4695948), (5736, 3521961), (6453, 3130632), (8604, 2347974), (12906, 1565316), (17208, 1173987), (19359, 1043544), (25812, 782658), (38718, 521772), (43481, 464616), (51624, 391329), (58077, 347848), (77436, 260886), (86962, 232308), (116154, 173924), (130443, 154872)]