20157654564

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1153}}^1\times {\mathrm{5851}}^1$

素因数の和:7097

約数の個数: 72

約数和(自身を含む): 51621521952

約数和(自身を除く): 31463867388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1153, 1494, 2306, 2988, 3459, 4612, 5851, 6918, 10377, 11702, 13836, 17553, 20754, 23404, 35106, 41508, 52659, 70212, 95699, 105318, 191398, 210636, 287097, 382796, 485633, 574194, 861291, 971266, 1148388, 1456899, 1722582, 1942532, 2913798, 3445164, 4370697, 5827596, 6746203, 8741394, 13492406, 17482788, 20238609, 26984812, 40477218, 60715827, 80954436, 121431654, 242863308, 559934849, 1119869698, 1679804547, 2239739396, 3359609094, 5039413641, 6719218188, 10078827282, 20157654564]

約数ペア:

[(1, 20157654564), (2, 10078827282), (3, 6719218188), (4, 5039413641), (6, 3359609094), (9, 2239739396), (12, 1679804547), (18, 1119869698), (36, 559934849), (83, 242863308), (166, 121431654), (249, 80954436), (332, 60715827), (498, 40477218), (747, 26984812), (996, 20238609), (1153, 17482788), (1494, 13492406), (2306, 8741394), (2988, 6746203), (3459, 5827596), (4612, 4370697), (5851, 3445164), (6918, 2913798), (10377, 1942532), (11702, 1722582), (13836, 1456899), (17553, 1148388), (20754, 971266), (23404, 861291), (35106, 574194), (41508, 485633), (52659, 382796), (70212, 287097), (95699, 210636), (105318, 191398)]