20300538976

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{65381}}^1$

素因数の和:65735

約数の個数: 48

約数和(自身を含む): 41388375168

約数和(自身を除く): 21087836192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 313, 496, 626, 992, 1252, 2504, 5008, 9703, 10016, 19406, 38812, 65381, 77624, 130762, 155248, 261524, 310496, 523048, 1046096, 2026811, 2092192, 4053622, 8107244, 16214488, 20464253, 32428976, 40928506, 64857952, 81857012, 163714024, 327428048, 634391843, 654856096, 1268783686, 2537567372, 5075134744, 10150269488, 20300538976]

約数ペア:

[(1, 20300538976), (2, 10150269488), (4, 5075134744), (8, 2537567372), (16, 1268783686), (31, 654856096), (32, 634391843), (62, 327428048), (124, 163714024), (248, 81857012), (313, 64857952), (496, 40928506), (626, 32428976), (992, 20464253), (1252, 16214488), (2504, 8107244), (5008, 4053622), (9703, 2092192), (10016, 2026811), (19406, 1046096), (38812, 523048), (65381, 310496), (77624, 261524), (130762, 155248)]