19765116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1971

約数の個数: 72

約数和(自身を含む): 58522464

約数和(自身を除く): 38757348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 1913, 2583, 3444, 3826, 5166, 5739, 7652, 10332, 11478, 13391, 17217, 22956, 26782, 34434, 40173, 53564, 68868, 78433, 80346, 120519, 156866, 160692, 235299, 241038, 313732, 470598, 482076, 549031, 705897, 941196, 1098062, 1411794, 1647093, 2196124, 2823588, 3294186, 4941279, 6588372, 9882558, 19765116]

約数ペア:

[(1, 19765116), (2, 9882558), (3, 6588372), (4, 4941279), (6, 3294186), (7, 2823588), (9, 2196124), (12, 1647093), (14, 1411794), (18, 1098062), (21, 941196), (28, 705897), (36, 549031), (41, 482076), (42, 470598), (63, 313732), (82, 241038), (84, 235299), (123, 160692), (126, 156866), (164, 120519), (246, 80346), (252, 78433), (287, 68868), (369, 53564), (492, 40173), (574, 34434), (738, 26782), (861, 22956), (1148, 17217), (1476, 13391), (1722, 11478), (1913, 10332), (2583, 7652), (3444, 5739), (3826, 5166)]