18934770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 48646656

約数和(自身を除く): 29711886

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 137, 170, 255, 271, 274, 411, 510, 542, 685, 813, 822, 1355, 1370, 1626, 2055, 2329, 2710, 4065, 4110, 4607, 4658, 6987, 8130, 9214, 11645, 13821, 13974, 23035, 23290, 27642, 34935, 37127, 46070, 69105, 69870, 74254, 111381, 138210, 185635, 222762, 371270, 556905, 631159, 1113810, 1262318, 1893477, 3155795, 3786954, 6311590, 9467385, 18934770]

約数ペア:

[(1, 18934770), (2, 9467385), (3, 6311590), (5, 3786954), (6, 3155795), (10, 1893477), (15, 1262318), (17, 1113810), (30, 631159), (34, 556905), (51, 371270), (85, 222762), (102, 185635), (137, 138210), (170, 111381), (255, 74254), (271, 69870), (274, 69105), (411, 46070), (510, 37127), (542, 34935), (685, 27642), (813, 23290), (822, 23035), (1355, 13974), (1370, 13821), (1626, 11645), (2055, 9214), (2329, 8130), (2710, 6987), (4065, 4658), (4110, 4607)]