20177962812

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2965603}}^1$

素因数の和:2965629

約数の個数: 72

約数和(自身を含む): 60450871936

約数和(自身を除く): 40272909124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 2965603, 5931206, 8896809, 11862412, 17793618, 20759221, 26690427, 35587236, 41518442, 53380854, 62277663, 80071281, 83036884, 106761708, 124555326, 160142562, 186832989, 240213843, 249110652, 320285124, 373665978, 480427686, 560498967, 720641529, 747331956, 960855372, 1120997934, 1441283058, 1681496901, 2241995868, 2882566116, 3362993802, 5044490703, 6725987604, 10088981406, 20177962812]

約数ペア:

[(1, 20177962812), (2, 10088981406), (3, 6725987604), (4, 5044490703), (6, 3362993802), (7, 2882566116), (9, 2241995868), (12, 1681496901), (14, 1441283058), (18, 1120997934), (21, 960855372), (27, 747331956), (28, 720641529), (36, 560498967), (42, 480427686), (54, 373665978), (63, 320285124), (81, 249110652), (84, 240213843), (108, 186832989), (126, 160142562), (162, 124555326), (189, 106761708), (243, 83036884), (252, 80071281), (324, 62277663), (378, 53380854), (486, 41518442), (567, 35587236), (756, 26690427), (972, 20759221), (1134, 17793618), (1701, 11862412), (2268, 8896809), (3402, 5931206), (6804, 2965603)]