20172645468

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1399}}^1\times {\mathrm{23561}}^1$

素因数の和:24987

約数の個数: 72

約数和(自身を含む): 54032378400

約数和(自身を除く): 33859732932

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 1399, 2798, 4197, 5596, 8394, 12591, 16788, 23561, 23783, 25182, 47122, 47566, 50364, 70683, 71349, 94244, 95132, 141366, 142698, 212049, 214047, 282732, 285396, 400537, 424098, 428094, 801074, 848196, 856188, 1201611, 1602148, 2403222, 3604833, 4806444, 7209666, 14419332, 32961839, 65923678, 98885517, 131847356, 197771034, 296656551, 395542068, 560351263, 593313102, 1120702526, 1186626204, 1681053789, 2241405052, 3362107578, 5043161367, 6724215156, 10086322734, 20172645468]

約数ペア:

[(1, 20172645468), (2, 10086322734), (3, 6724215156), (4, 5043161367), (6, 3362107578), (9, 2241405052), (12, 1681053789), (17, 1186626204), (18, 1120702526), (34, 593313102), (36, 560351263), (51, 395542068), (68, 296656551), (102, 197771034), (153, 131847356), (204, 98885517), (306, 65923678), (612, 32961839), (1399, 14419332), (2798, 7209666), (4197, 4806444), (5596, 3604833), (8394, 2403222), (12591, 1602148), (16788, 1201611), (23561, 856188), (23783, 848196), (25182, 801074), (47122, 428094), (47566, 424098), (50364, 400537), (70683, 285396), (71349, 282732), (94244, 214047), (95132, 212049), (141366, 142698)]