20165627152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{509}}^1\times {\mathrm{1381}}^1$

素因数の和:2072

約数の個数: 80

約数和(自身を含む): 42999658560

約数和(自身を除く): 22834031408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 163, 176, 326, 509, 652, 1018, 1304, 1381, 1793, 2036, 2608, 2762, 3586, 4072, 5524, 5599, 7172, 8144, 11048, 11198, 14344, 15191, 22096, 22396, 28688, 30382, 44792, 60764, 82967, 89584, 121528, 165934, 225103, 243056, 331868, 450206, 663736, 702929, 900412, 912637, 1327472, 1405858, 1800824, 1825274, 2476133, 2811716, 3601648, 3650548, 4952266, 5623432, 7301096, 7732219, 9904532, 11246864, 14602192, 15464438, 19809064, 30928876, 39618128, 61857752, 114577427, 123715504, 229154854, 458309708, 916619416, 1260351697, 1833238832, 2520703394, 5041406788, 10082813576, 20165627152]

約数ペア:

[(1, 20165627152), (2, 10082813576), (4, 5041406788), (8, 2520703394), (11, 1833238832), (16, 1260351697), (22, 916619416), (44, 458309708), (88, 229154854), (163, 123715504), (176, 114577427), (326, 61857752), (509, 39618128), (652, 30928876), (1018, 19809064), (1304, 15464438), (1381, 14602192), (1793, 11246864), (2036, 9904532), (2608, 7732219), (2762, 7301096), (3586, 5623432), (4072, 4952266), (5524, 3650548), (5599, 3601648), (7172, 2811716), (8144, 2476133), (11048, 1825274), (11198, 1800824), (14344, 1405858), (15191, 1327472), (22096, 912637), (22396, 900412), (28688, 702929), (30382, 663736), (44792, 450206), (60764, 331868), (82967, 243056), (89584, 225103), (121528, 165934)]