20104309708

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^2\times {\mathrm{2711}}^1$

素因数の和:2915

約数の個数: 72

約数和(自身を含む): 41524842240

約数和(自身を除く): 21420532532

約数列:

[1, 2, 4, 7, 14, 28, 59, 67, 118, 134, 236, 268, 413, 469, 826, 938, 1652, 1876, 2711, 3953, 4489, 5422, 7906, 8978, 10844, 15812, 17956, 18977, 27671, 31423, 37954, 55342, 62846, 75908, 110684, 125692, 159949, 181637, 264851, 319898, 363274, 529702, 639796, 726548, 1059404, 1119643, 1271459, 1853957, 2239286, 2542918, 3707914, 4478572, 5085836, 7415828, 10716583, 12169679, 21433166, 24339358, 42866332, 48678716, 75016081, 85187753, 150032162, 170375506, 300064324, 340751012, 718011061, 1436022122, 2872044244, 5026077427, 10052154854, 20104309708]

約数ペア:

[(1, 20104309708), (2, 10052154854), (4, 5026077427), (7, 2872044244), (14, 1436022122), (28, 718011061), (59, 340751012), (67, 300064324), (118, 170375506), (134, 150032162), (236, 85187753), (268, 75016081), (413, 48678716), (469, 42866332), (826, 24339358), (938, 21433166), (1652, 12169679), (1876, 10716583), (2711, 7415828), (3953, 5085836), (4489, 4478572), (5422, 3707914), (7906, 2542918), (8978, 2239286), (10844, 1853957), (15812, 1271459), (17956, 1119643), (18977, 1059404), (27671, 726548), (31423, 639796), (37954, 529702), (55342, 363274), (62846, 319898), (75908, 264851), (110684, 181637), (125692, 159949)]