20199031884

素因数分解:

$2^2\times 3^5\times {\mathrm{4261}}^1\times {\mathrm{4877}}^1$

素因数の和:9157

約数の個数: 72

約数和(自身を含む): 52973011728

約数和(自身を除く): 32773979844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 4261, 4877, 8522, 9754, 12783, 14631, 17044, 19508, 25566, 29262, 38349, 43893, 51132, 58524, 76698, 87786, 115047, 131679, 153396, 175572, 230094, 263358, 345141, 395037, 460188, 526716, 690282, 790074, 1035423, 1185111, 1380564, 1580148, 2070846, 2370222, 4141692, 4740444, 20780897, 41561794, 62342691, 83123588, 124685382, 187028073, 249370764, 374056146, 561084219, 748112292, 1122168438, 1683252657, 2244336876, 3366505314, 5049757971, 6733010628, 10099515942, 20199031884]

約数ペア:

[(1, 20199031884), (2, 10099515942), (3, 6733010628), (4, 5049757971), (6, 3366505314), (9, 2244336876), (12, 1683252657), (18, 1122168438), (27, 748112292), (36, 561084219), (54, 374056146), (81, 249370764), (108, 187028073), (162, 124685382), (243, 83123588), (324, 62342691), (486, 41561794), (972, 20780897), (4261, 4740444), (4877, 4141692), (8522, 2370222), (9754, 2070846), (12783, 1580148), (14631, 1380564), (17044, 1185111), (19508, 1035423), (25566, 790074), (29262, 690282), (38349, 526716), (43893, 460188), (51132, 395037), (58524, 345141), (76698, 263358), (87786, 230094), (115047, 175572), (131679, 153396)]