19743516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42187}}^1$

素因数の和:42210

約数の個数: 36

約数和(自身を含む): 53747512

約数和(自身を除く): 34003996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42187, 84374, 126561, 168748, 253122, 379683, 506244, 548431, 759366, 1096862, 1518732, 1645293, 2193724, 3290586, 4935879, 6581172, 9871758, 19743516]

約数ペア:

[(1, 19743516), (2, 9871758), (3, 6581172), (4, 4935879), (6, 3290586), (9, 2193724), (12, 1645293), (13, 1518732), (18, 1096862), (26, 759366), (36, 548431), (39, 506244), (52, 379683), (78, 253122), (117, 168748), (156, 126561), (234, 84374), (468, 42187)]