20174041468

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1\times {\mathrm{4073}}^1$

素因数の和:4811

約数の個数: 72

約数和(自身を含む): 42250671792

約数和(自身を除く): 22076630324

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 683, 1036, 1366, 1813, 2732, 3626, 4073, 4781, 7252, 8146, 9562, 16292, 19124, 25271, 28511, 33467, 50542, 57022, 66934, 101084, 114044, 133868, 150701, 176897, 199577, 301402, 353794, 399154, 602804, 707588, 798308, 1054907, 1238279, 2109814, 2476558, 2781859, 4219628, 4953116, 5563718, 7384349, 11127436, 14768698, 19473013, 29537396, 38946026, 77892052, 102928783, 136311091, 205857566, 272622182, 411715132, 545244364, 720501481, 1441002962, 2882005924, 5043510367, 10087020734, 20174041468]

約数ペア:

[(1, 20174041468), (2, 10087020734), (4, 5043510367), (7, 2882005924), (14, 1441002962), (28, 720501481), (37, 545244364), (49, 411715132), (74, 272622182), (98, 205857566), (148, 136311091), (196, 102928783), (259, 77892052), (518, 38946026), (683, 29537396), (1036, 19473013), (1366, 14768698), (1813, 11127436), (2732, 7384349), (3626, 5563718), (4073, 4953116), (4781, 4219628), (7252, 2781859), (8146, 2476558), (9562, 2109814), (16292, 1238279), (19124, 1054907), (25271, 798308), (28511, 707588), (33467, 602804), (50542, 399154), (57022, 353794), (66934, 301402), (101084, 199577), (114044, 176897), (133868, 150701)]