19004085

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 36864000

約数和(自身を除く): 17859915

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 239, 279, 285, 465, 513, 589, 717, 837, 855, 1195, 1395, 1767, 2151, 2565, 2945, 3585, 4185, 4541, 5301, 6453, 7409, 8835, 10755, 13623, 15903, 22227, 22705, 26505, 32265, 37045, 40869, 66681, 68115, 79515, 111135, 122607, 140771, 200043, 204345, 333405, 422313, 613035, 703855, 1000215, 1266939, 2111565, 3800817, 6334695, 19004085]

約数ペア:

[(1, 19004085), (3, 6334695), (5, 3800817), (9, 2111565), (15, 1266939), (19, 1000215), (27, 703855), (31, 613035), (45, 422313), (57, 333405), (93, 204345), (95, 200043), (135, 140771), (155, 122607), (171, 111135), (239, 79515), (279, 68115), (285, 66681), (465, 40869), (513, 37045), (589, 32265), (717, 26505), (837, 22705), (855, 22227), (1195, 15903), (1395, 13623), (1767, 10755), (2151, 8835), (2565, 7409), (2945, 6453), (3585, 5301), (4185, 4541)]