20413848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{719}}^1$

素因数の和:761

約数の個数: 96

約数和(自身を含む): 63244800

約数和(自身を除く): 42830952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 169, 182, 273, 312, 338, 364, 507, 546, 676, 719, 728, 1014, 1092, 1183, 1352, 1438, 2028, 2157, 2184, 2366, 2876, 3549, 4056, 4314, 4732, 5033, 5752, 7098, 8628, 9347, 9464, 10066, 14196, 15099, 17256, 18694, 20132, 28041, 28392, 30198, 37388, 40264, 56082, 60396, 65429, 74776, 112164, 120792, 121511, 130858, 196287, 224328, 243022, 261716, 364533, 392574, 486044, 523432, 729066, 785148, 850577, 972088, 1458132, 1570296, 1701154, 2551731, 2916264, 3402308, 5103462, 6804616, 10206924, 20413848]

約数ペア:

[(1, 20413848), (2, 10206924), (3, 6804616), (4, 5103462), (6, 3402308), (7, 2916264), (8, 2551731), (12, 1701154), (13, 1570296), (14, 1458132), (21, 972088), (24, 850577), (26, 785148), (28, 729066), (39, 523432), (42, 486044), (52, 392574), (56, 364533), (78, 261716), (84, 243022), (91, 224328), (104, 196287), (156, 130858), (168, 121511), (169, 120792), (182, 112164), (273, 74776), (312, 65429), (338, 60396), (364, 56082), (507, 40264), (546, 37388), (676, 30198), (719, 28392), (728, 28041), (1014, 20132), (1092, 18694), (1183, 17256), (1352, 15099), (1438, 14196), (2028, 10066), (2157, 9464), (2184, 9347), (2366, 8628), (2876, 7098), (3549, 5752), (4056, 5033), (4314, 4732)]