2019289419

素因数分解:

$3^5\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10891}}^1$

素因数の和:11022

約数の個数: 48

約数和(自身を含む): 3488925440

約数和(自身を除く): 1469636021

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 243, 327, 567, 763, 981, 1701, 2289, 2943, 6867, 8829, 10891, 20601, 26487, 32673, 61803, 76237, 98019, 185409, 228711, 294057, 686133, 882171, 1187119, 2058399, 2646513, 3561357, 6175197, 8309833, 10684071, 18525591, 24929499, 32052213, 74788497, 96156639, 224365491, 288469917, 673096473, 2019289419]

約数ペア:

[(1, 2019289419), (3, 673096473), (7, 288469917), (9, 224365491), (21, 96156639), (27, 74788497), (63, 32052213), (81, 24929499), (109, 18525591), (189, 10684071), (243, 8309833), (327, 6175197), (567, 3561357), (763, 2646513), (981, 2058399), (1701, 1187119), (2289, 882171), (2943, 686133), (6867, 294057), (8829, 228711), (10891, 185409), (20601, 98019), (26487, 76237), (32673, 61803)]