20003922

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 48380640

約数和(自身を除く): 28376718

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 67, 81, 97, 114, 134, 162, 171, 194, 201, 291, 342, 402, 513, 582, 603, 873, 1026, 1206, 1273, 1539, 1746, 1809, 1843, 2546, 2619, 3078, 3618, 3686, 3819, 5238, 5427, 5529, 6499, 7638, 7857, 10854, 11058, 11457, 12998, 15714, 16587, 19497, 22914, 33174, 34371, 38994, 49761, 58491, 68742, 99522, 103113, 116982, 123481, 149283, 175473, 206226, 246962, 298566, 350946, 370443, 526419, 740886, 1052838, 1111329, 2222658, 3333987, 6667974, 10001961, 20003922]

約数ペア:

[(1, 20003922), (2, 10001961), (3, 6667974), (6, 3333987), (9, 2222658), (18, 1111329), (19, 1052838), (27, 740886), (38, 526419), (54, 370443), (57, 350946), (67, 298566), (81, 246962), (97, 206226), (114, 175473), (134, 149283), (162, 123481), (171, 116982), (194, 103113), (201, 99522), (291, 68742), (342, 58491), (402, 49761), (513, 38994), (582, 34371), (603, 33174), (873, 22914), (1026, 19497), (1206, 16587), (1273, 15714), (1539, 12998), (1746, 11457), (1809, 11058), (1843, 10854), (2546, 7857), (2619, 7638), (3078, 6499), (3618, 5529), (3686, 5427), (3819, 5238)]