18389675612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{978799}}^1$

素因数の和:978882

約数の個数: 48

約数和(自身を含む): 40780723200

約数和(自身を除く): 22391047588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 1342, 1708, 2684, 4697, 9394, 18788, 978799, 1957598, 3915196, 6851593, 10766789, 13703186, 21533578, 27406372, 43067156, 59706739, 75367523, 119413478, 150735046, 238826956, 301470092, 417947173, 656774129, 835894346, 1313548258, 1671788692, 2627096516, 4597418903, 9194837806, 18389675612]

約数ペア:

[(1, 18389675612), (2, 9194837806), (4, 4597418903), (7, 2627096516), (11, 1671788692), (14, 1313548258), (22, 835894346), (28, 656774129), (44, 417947173), (61, 301470092), (77, 238826956), (122, 150735046), (154, 119413478), (244, 75367523), (308, 59706739), (427, 43067156), (671, 27406372), (854, 21533578), (1342, 13703186), (1708, 10766789), (2684, 6851593), (4697, 3915196), (9394, 1957598), (18788, 978799)]