20178849744

素因数分解:

$2^4\times 3^2\times {\mathrm{2309}}^1\times {\mathrm{60689}}^1$

素因数の和:63012

約数の個数: 60

約数和(自身を含む): 56498141700

約数和(自身を除く): 36319291956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2309, 4618, 6927, 9236, 13854, 18472, 20781, 27708, 36944, 41562, 55416, 60689, 83124, 110832, 121378, 166248, 182067, 242756, 332496, 364134, 485512, 546201, 728268, 971024, 1092402, 1456536, 2184804, 2913072, 4369608, 8739216, 140130901, 280261802, 420392703, 560523604, 840785406, 1121047208, 1261178109, 1681570812, 2242094416, 2522356218, 3363141624, 5044712436, 6726283248, 10089424872, 20178849744]

約数ペア:

[(1, 20178849744), (2, 10089424872), (3, 6726283248), (4, 5044712436), (6, 3363141624), (8, 2522356218), (9, 2242094416), (12, 1681570812), (16, 1261178109), (18, 1121047208), (24, 840785406), (36, 560523604), (48, 420392703), (72, 280261802), (144, 140130901), (2309, 8739216), (4618, 4369608), (6927, 2913072), (9236, 2184804), (13854, 1456536), (18472, 1092402), (20781, 971024), (27708, 728268), (36944, 546201), (41562, 485512), (55416, 364134), (60689, 332496), (83124, 242756), (110832, 182067), (121378, 166248)]