20161245648

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{69737}}^1$

素因数の和:70084

約数の個数: 80

約数和(自身を含む): 54998176320

約数和(自身を除く): 34836930672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 317, 456, 634, 912, 951, 1268, 1902, 2536, 3804, 5072, 6023, 7608, 12046, 15216, 18069, 24092, 36138, 48184, 69737, 72276, 96368, 139474, 144552, 209211, 278948, 289104, 418422, 557896, 836844, 1115792, 1325003, 1673688, 2650006, 3347376, 3975009, 5300012, 7950018, 10600024, 15900036, 21200048, 22106629, 31800072, 44213258, 63600144, 66319887, 88426516, 132639774, 176853032, 265279548, 353706064, 420025951, 530559096, 840051902, 1061118192, 1260077853, 1680103804, 2520155706, 3360207608, 5040311412, 6720415216, 10080622824, 20161245648]

約数ペア:

[(1, 20161245648), (2, 10080622824), (3, 6720415216), (4, 5040311412), (6, 3360207608), (8, 2520155706), (12, 1680103804), (16, 1260077853), (19, 1061118192), (24, 840051902), (38, 530559096), (48, 420025951), (57, 353706064), (76, 265279548), (114, 176853032), (152, 132639774), (228, 88426516), (304, 66319887), (317, 63600144), (456, 44213258), (634, 31800072), (912, 22106629), (951, 21200048), (1268, 15900036), (1902, 10600024), (2536, 7950018), (3804, 5300012), (5072, 3975009), (6023, 3347376), (7608, 2650006), (12046, 1673688), (15216, 1325003), (18069, 1115792), (24092, 836844), (36138, 557896), (48184, 418422), (69737, 289104), (72276, 278948), (96368, 209211), (139474, 144552)]