20128496676

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^2\times {\mathrm{421}}^1\times {\mathrm{503}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 47707619904

約数和(自身を除く): 27579123228

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 421, 503, 534, 842, 1006, 1068, 1263, 1509, 1684, 2012, 2526, 3018, 5052, 6036, 7921, 15842, 23763, 31684, 37469, 44767, 47526, 74938, 89534, 95052, 112407, 134301, 149876, 179068, 211763, 224814, 268602, 423526, 449628, 537204, 635289, 847052, 1270578, 2541156, 3334741, 3984263, 6669482, 7968526, 10004223, 11952789, 13338964, 15937052, 18846907, 20008446, 23905578, 37693814, 40016892, 47811156, 56540721, 75387628, 113081442, 226162884, 1677374723, 3354749446, 5032124169, 6709498892, 10064248338, 20128496676]

約数ペア:

[(1, 20128496676), (2, 10064248338), (3, 6709498892), (4, 5032124169), (6, 3354749446), (12, 1677374723), (89, 226162884), (178, 113081442), (267, 75387628), (356, 56540721), (421, 47811156), (503, 40016892), (534, 37693814), (842, 23905578), (1006, 20008446), (1068, 18846907), (1263, 15937052), (1509, 13338964), (1684, 11952789), (2012, 10004223), (2526, 7968526), (3018, 6669482), (5052, 3984263), (6036, 3334741), (7921, 2541156), (15842, 1270578), (23763, 847052), (31684, 635289), (37469, 537204), (44767, 449628), (47526, 423526), (74938, 268602), (89534, 224814), (95052, 211763), (112407, 179068), (134301, 149876)]