20809932

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 58216704

約数和(自身を除く): 37406772

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 67, 78, 132, 134, 143, 156, 181, 201, 268, 286, 362, 402, 429, 543, 572, 724, 737, 804, 858, 871, 1086, 1474, 1716, 1742, 1991, 2172, 2211, 2353, 2613, 2948, 3484, 3982, 4422, 4706, 5226, 5973, 7059, 7964, 8844, 9412, 9581, 10452, 11946, 12127, 14118, 19162, 23892, 24254, 25883, 28236, 28743, 36381, 38324, 48508, 51766, 57486, 72762, 77649, 103532, 114972, 133397, 145524, 155298, 157651, 266794, 310596, 315302, 400191, 472953, 533588, 630604, 800382, 945906, 1600764, 1734161, 1891812, 3468322, 5202483, 6936644, 10404966, 20809932]

約数ペア:

[(1, 20809932), (2, 10404966), (3, 6936644), (4, 5202483), (6, 3468322), (11, 1891812), (12, 1734161), (13, 1600764), (22, 945906), (26, 800382), (33, 630604), (39, 533588), (44, 472953), (52, 400191), (66, 315302), (67, 310596), (78, 266794), (132, 157651), (134, 155298), (143, 145524), (156, 133397), (181, 114972), (201, 103532), (268, 77649), (286, 72762), (362, 57486), (402, 51766), (429, 48508), (543, 38324), (572, 36381), (724, 28743), (737, 28236), (804, 25883), (858, 24254), (871, 23892), (1086, 19162), (1474, 14118), (1716, 12127), (1742, 11946), (1991, 10452), (2172, 9581), (2211, 9412), (2353, 8844), (2613, 7964), (2948, 7059), (3484, 5973), (3982, 5226), (4422, 4706)]