20184211188

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{70163}}^1$

素因数の和:70365

約数の個数: 72

約数和(自身を含む): 52254218016

約数和(自身を除く): 32070006828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 131, 183, 244, 262, 366, 393, 524, 549, 732, 786, 1098, 1179, 1572, 2196, 2358, 4716, 7991, 15982, 23973, 31964, 47946, 70163, 71919, 95892, 140326, 143838, 210489, 280652, 287676, 420978, 631467, 841956, 1262934, 2525868, 4279943, 8559886, 9191353, 12839829, 17119772, 18382706, 25679658, 27574059, 36765412, 38519487, 51359316, 55148118, 77038974, 82722177, 110296236, 154077948, 165444354, 330888708, 560672533, 1121345066, 1682017599, 2242690132, 3364035198, 5046052797, 6728070396, 10092105594, 20184211188]

約数ペア:

[(1, 20184211188), (2, 10092105594), (3, 6728070396), (4, 5046052797), (6, 3364035198), (9, 2242690132), (12, 1682017599), (18, 1121345066), (36, 560672533), (61, 330888708), (122, 165444354), (131, 154077948), (183, 110296236), (244, 82722177), (262, 77038974), (366, 55148118), (393, 51359316), (524, 38519487), (549, 36765412), (732, 27574059), (786, 25679658), (1098, 18382706), (1179, 17119772), (1572, 12839829), (2196, 9191353), (2358, 8559886), (4716, 4279943), (7991, 2525868), (15982, 1262934), (23973, 841956), (31964, 631467), (47946, 420978), (70163, 287676), (71919, 280652), (95892, 210489), (140326, 143838)]