20199428384

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{433241}}^1$

素因数の和:433329

約数の個数: 48

約数和(自身を含む): 41923961856

約数和(自身を除く): 21724533472

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 94, 124, 188, 248, 376, 496, 752, 992, 1457, 1504, 2914, 5828, 11656, 23312, 46624, 433241, 866482, 1732964, 3465928, 6931856, 13430471, 13863712, 20362327, 26860942, 40724654, 53721884, 81449308, 107443768, 162898616, 214887536, 325797232, 429775072, 631232137, 651594464, 1262464274, 2524928548, 5049857096, 10099714192, 20199428384]

約数ペア:

[(1, 20199428384), (2, 10099714192), (4, 5049857096), (8, 2524928548), (16, 1262464274), (31, 651594464), (32, 631232137), (47, 429775072), (62, 325797232), (94, 214887536), (124, 162898616), (188, 107443768), (248, 81449308), (376, 53721884), (496, 40724654), (752, 26860942), (992, 20362327), (1457, 13863712), (1504, 13430471), (2914, 6931856), (5828, 3465928), (11656, 1732964), (23312, 866482), (46624, 433241)]