19036875

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 37787904

約数和(自身を除く): 18751029

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 71, 75, 125, 143, 165, 195, 213, 275, 325, 355, 375, 429, 625, 715, 781, 825, 923, 975, 1065, 1375, 1625, 1775, 1875, 2145, 2343, 2769, 3575, 3905, 4125, 4615, 4875, 5325, 6875, 8125, 8875, 10153, 10725, 11715, 13845, 17875, 19525, 20625, 23075, 24375, 26625, 30459, 44375, 50765, 53625, 58575, 69225, 89375, 97625, 115375, 133125, 152295, 253825, 268125, 292875, 346125, 488125, 576875, 761475, 1269125, 1464375, 1730625, 3807375, 6345625, 19036875]

約数ペア:

[(1, 19036875), (3, 6345625), (5, 3807375), (11, 1730625), (13, 1464375), (15, 1269125), (25, 761475), (33, 576875), (39, 488125), (55, 346125), (65, 292875), (71, 268125), (75, 253825), (125, 152295), (143, 133125), (165, 115375), (195, 97625), (213, 89375), (275, 69225), (325, 58575), (355, 53625), (375, 50765), (429, 44375), (625, 30459), (715, 26625), (781, 24375), (825, 23075), (923, 20625), (975, 19525), (1065, 17875), (1375, 13845), (1625, 11715), (1775, 10725), (1875, 10153), (2145, 8875), (2343, 8125), (2769, 6875), (3575, 5325), (3905, 4875), (4125, 4615)]