20414394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 60418176

約数和(自身を除く): 40003782

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 103, 117, 121, 126, 143, 154, 182, 198, 206, 231, 234, 242, 273, 286, 309, 363, 429, 462, 546, 618, 693, 721, 726, 819, 847, 858, 927, 1001, 1089, 1133, 1287, 1339, 1386, 1442, 1573, 1638, 1694, 1854, 2002, 2163, 2178, 2266, 2541, 2574, 2678, 3003, 3146, 3399, 4017, 4326, 4719, 5082, 6006, 6489, 6798, 7623, 7931, 8034, 9009, 9373, 9438, 10197, 11011, 12051, 12463, 12978, 14157, 14729, 15246, 15862, 18018, 18746, 20394, 22022, 23793, 24102, 24926, 28119, 28314, 29458, 33033, 37389, 44187, 47586, 56238, 66066, 71379, 74778, 84357, 87241, 88374, 99099, 103103, 112167, 132561, 142758, 162019, 168714, 174482, 198198, 206206, 224334, 261723, 265122, 309309, 324038, 486057, 523446, 618618, 785169, 927927, 972114, 1134133, 1458171, 1570338, 1855854, 2268266, 2916342, 3402399, 6804798, 10207197, 20414394]

約数ペア:

[(1, 20414394), (2, 10207197), (3, 6804798), (6, 3402399), (7, 2916342), (9, 2268266), (11, 1855854), (13, 1570338), (14, 1458171), (18, 1134133), (21, 972114), (22, 927927), (26, 785169), (33, 618618), (39, 523446), (42, 486057), (63, 324038), (66, 309309), (77, 265122), (78, 261723), (91, 224334), (99, 206206), (103, 198198), (117, 174482), (121, 168714), (126, 162019), (143, 142758), (154, 132561), (182, 112167), (198, 103103), (206, 99099), (231, 88374), (234, 87241), (242, 84357), (273, 74778), (286, 71379), (309, 66066), (363, 56238), (429, 47586), (462, 44187), (546, 37389), (618, 33033), (693, 29458), (721, 28314), (726, 28119), (819, 24926), (847, 24102), (858, 23793), (927, 22022), (1001, 20394), (1089, 18746), (1133, 18018), (1287, 15862), (1339, 15246), (1386, 14729), (1442, 14157), (1573, 12978), (1638, 12463), (1694, 12051), (1854, 11011), (2002, 10197), (2163, 9438), (2178, 9373), (2266, 9009), (2541, 8034), (2574, 7931), (2678, 7623), (3003, 6798), (3146, 6489), (3399, 6006), (4017, 5082), (4326, 4719)]