20329104

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 54800064

約数和(自身を除く): 34470960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 61, 106, 122, 131, 159, 183, 212, 244, 262, 318, 366, 393, 424, 488, 524, 636, 732, 786, 848, 976, 1048, 1272, 1464, 1572, 2096, 2544, 2928, 3144, 3233, 6288, 6466, 6943, 7991, 9699, 12932, 13886, 15982, 19398, 20829, 23973, 25864, 27772, 31964, 38796, 41658, 47946, 51728, 55544, 63928, 77592, 83316, 95892, 111088, 127856, 155184, 166632, 191784, 333264, 383568, 423523, 847046, 1270569, 1694092, 2541138, 3388184, 5082276, 6776368, 10164552, 20329104]

約数ペア:

[(1, 20329104), (2, 10164552), (3, 6776368), (4, 5082276), (6, 3388184), (8, 2541138), (12, 1694092), (16, 1270569), (24, 847046), (48, 423523), (53, 383568), (61, 333264), (106, 191784), (122, 166632), (131, 155184), (159, 127856), (183, 111088), (212, 95892), (244, 83316), (262, 77592), (318, 63928), (366, 55544), (393, 51728), (424, 47946), (488, 41658), (524, 38796), (636, 31964), (732, 27772), (786, 25864), (848, 23973), (976, 20829), (1048, 19398), (1272, 15982), (1464, 13886), (1572, 12932), (2096, 9699), (2544, 7991), (2928, 6943), (3144, 6466), (3233, 6288)]