19416051

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 30139200

約数和(自身を除く): 10723149

約数列:

[1, 3, 9, 27, 29, 87, 137, 181, 261, 411, 543, 783, 1233, 1629, 3699, 3973, 4887, 5249, 11919, 15747, 24797, 35757, 47241, 74391, 107271, 141723, 223173, 669519, 719113, 2157339, 6472017, 19416051]

約数ペア:

[(1, 19416051), (3, 6472017), (9, 2157339), (27, 719113), (29, 669519), (87, 223173), (137, 141723), (181, 107271), (261, 74391), (411, 47241), (543, 35757), (783, 24797), (1233, 15747), (1629, 11919), (3699, 5249), (3973, 4887)]