20168972376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{373}}^1\times {\mathrm{877}}^1$

素因数の和:1633

約数の個数: 128

約数和(自身を含む): 58003630080

約数和(自身を除く): 37834657704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 367, 373, 734, 746, 877, 1101, 1119, 1468, 1492, 1754, 2202, 2238, 2569, 2611, 2631, 2936, 2984, 3508, 4404, 4476, 5138, 5222, 5262, 6139, 7016, 7707, 7833, 8808, 8952, 10276, 10444, 10524, 12278, 15414, 15666, 18417, 20552, 20888, 21048, 24556, 30828, 31332, 36834, 49112, 61656, 62664, 73668, 136891, 147336, 273782, 321859, 327121, 410673, 547564, 643718, 654242, 821346, 958237, 965577, 981363, 1095128, 1287436, 1308484, 1642692, 1916474, 1931154, 1962726, 2253013, 2289847, 2574872, 2616968, 2874711, 3285384, 3832948, 3862308, 3925452, 4506026, 4579694, 5749422, 6759039, 6869541, 7665896, 7724616, 7850904, 9012052, 9159388, 11498844, 13518078, 13739082, 18024104, 18318776, 22997688, 27036156, 27478164, 54072312, 54956328, 120053407, 240106814, 360160221, 480213628, 720320442, 840373849, 960427256, 1440640884, 1680747698, 2521121547, 2881281768, 3361495396, 5042243094, 6722990792, 10084486188, 20168972376]

約数ペア:

[(1, 20168972376), (2, 10084486188), (3, 6722990792), (4, 5042243094), (6, 3361495396), (7, 2881281768), (8, 2521121547), (12, 1680747698), (14, 1440640884), (21, 960427256), (24, 840373849), (28, 720320442), (42, 480213628), (56, 360160221), (84, 240106814), (168, 120053407), (367, 54956328), (373, 54072312), (734, 27478164), (746, 27036156), (877, 22997688), (1101, 18318776), (1119, 18024104), (1468, 13739082), (1492, 13518078), (1754, 11498844), (2202, 9159388), (2238, 9012052), (2569, 7850904), (2611, 7724616), (2631, 7665896), (2936, 6869541), (2984, 6759039), (3508, 5749422), (4404, 4579694), (4476, 4506026), (5138, 3925452), (5222, 3862308), (5262, 3832948), (6139, 3285384), (7016, 2874711), (7707, 2616968), (7833, 2574872), (8808, 2289847), (8952, 2253013), (10276, 1962726), (10444, 1931154), (10524, 1916474), (12278, 1642692), (15414, 1308484), (15666, 1287436), (18417, 1095128), (20552, 981363), (20888, 965577), (21048, 958237), (24556, 821346), (30828, 654242), (31332, 643718), (36834, 547564), (49112, 410673), (61656, 327121), (62664, 321859), (73668, 273782), (136891, 147336)]