19603377

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 31192832

約数和(自身を除く): 11589455

約数列:

[1, 3, 9, 27, 31, 37, 81, 93, 111, 211, 279, 333, 633, 837, 999, 1147, 1899, 2511, 2997, 3441, 5697, 6541, 7807, 10323, 17091, 19623, 23421, 30969, 58869, 70263, 92907, 176607, 210789, 242017, 529821, 632367, 726051, 2178153, 6534459, 19603377]

約数ペア:

[(1, 19603377), (3, 6534459), (9, 2178153), (27, 726051), (31, 632367), (37, 529821), (81, 242017), (93, 210789), (111, 176607), (211, 92907), (279, 70263), (333, 58869), (633, 30969), (837, 23421), (999, 19623), (1147, 17091), (1899, 10323), (2511, 7807), (2997, 6541), (3441, 5697)]