19816732416

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1984849}}^1$

素因数の和:1984881

約数の個数: 72

約数和(自身を含む): 56798467600

約数和(自身を除く): 36981735184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 1984849, 3969698, 5954547, 7939396, 11909094, 15878792, 23818188, 25803037, 31757584, 47636376, 51606074, 63515168, 77409111, 95272752, 103212148, 127030336, 154818222, 190545504, 206424296, 254060672, 309636444, 381091008, 412848592, 508121344, 619272888, 762182016, 825697184, 1238545776, 1524364032, 1651394368, 2477091552, 3302788736, 4954183104, 6605577472, 9908366208, 19816732416]

約数ペア:

[(1, 19816732416), (2, 9908366208), (3, 6605577472), (4, 4954183104), (6, 3302788736), (8, 2477091552), (12, 1651394368), (13, 1524364032), (16, 1238545776), (24, 825697184), (26, 762182016), (32, 619272888), (39, 508121344), (48, 412848592), (52, 381091008), (64, 309636444), (78, 254060672), (96, 206424296), (104, 190545504), (128, 154818222), (156, 127030336), (192, 103212148), (208, 95272752), (256, 77409111), (312, 63515168), (384, 51606074), (416, 47636376), (624, 31757584), (768, 25803037), (832, 23818188), (1248, 15878792), (1664, 11909094), (2496, 7939396), (3328, 5954547), (4992, 3969698), (9984, 1984849)]