19903331504

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{44729}}^1$

素因数の和:44910

約数の個数: 80

約数和(自身を含む): 45925185600

約数和(自身を除く): 26021854096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 137, 203, 232, 274, 406, 464, 548, 812, 959, 1096, 1624, 1918, 2192, 3248, 3836, 3973, 7672, 7946, 15344, 15892, 27811, 31784, 44729, 55622, 63568, 89458, 111244, 178916, 222488, 313103, 357832, 444976, 626206, 715664, 1252412, 1297141, 2504824, 2594282, 5009648, 5188564, 6127873, 9079987, 10377128, 12255746, 18159974, 20754256, 24511492, 36319948, 42895111, 49022984, 72639896, 85790222, 98045968, 145279792, 171580444, 177708317, 343160888, 355416634, 686321776, 710833268, 1243958219, 1421666536, 2487916438, 2843333072, 4975832876, 9951665752, 19903331504]

約数ペア:

[(1, 19903331504), (2, 9951665752), (4, 4975832876), (7, 2843333072), (8, 2487916438), (14, 1421666536), (16, 1243958219), (28, 710833268), (29, 686321776), (56, 355416634), (58, 343160888), (112, 177708317), (116, 171580444), (137, 145279792), (203, 98045968), (232, 85790222), (274, 72639896), (406, 49022984), (464, 42895111), (548, 36319948), (812, 24511492), (959, 20754256), (1096, 18159974), (1624, 12255746), (1918, 10377128), (2192, 9079987), (3248, 6127873), (3836, 5188564), (3973, 5009648), (7672, 2594282), (7946, 2504824), (15344, 1297141), (15892, 1252412), (27811, 715664), (31784, 626206), (44729, 444976), (55622, 357832), (63568, 313103), (89458, 222488), (111244, 178916)]