20199751904

素因数分解:

$2^5\times {\mathrm{179}}^1\times {\mathrm{677}}^1\times {\mathrm{5209}}^1$

素因数の和:6075

約数の個数: 48

約数和(自身を含む): 40057189200

約数和(自身を除く): 19857437296

約数列:

[1, 2, 4, 8, 16, 32, 179, 358, 677, 716, 1354, 1432, 2708, 2864, 5209, 5416, 5728, 10418, 10832, 20836, 21664, 41672, 83344, 121183, 166688, 242366, 484732, 932411, 969464, 1864822, 1938928, 3526493, 3729644, 3877856, 7052986, 7459288, 14105972, 14918576, 28211944, 29837152, 56423888, 112847776, 631242247, 1262484494, 2524968988, 5049937976, 10099875952, 20199751904]

約数ペア:

[(1, 20199751904), (2, 10099875952), (4, 5049937976), (8, 2524968988), (16, 1262484494), (32, 631242247), (179, 112847776), (358, 56423888), (677, 29837152), (716, 28211944), (1354, 14918576), (1432, 14105972), (2708, 7459288), (2864, 7052986), (5209, 3877856), (5416, 3729644), (5728, 3526493), (10418, 1938928), (10832, 1864822), (20836, 969464), (21664, 932411), (41672, 484732), (83344, 242366), (121183, 166688)]