20187623772

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{937}}^1\times {\mathrm{9811}}^1$

素因数の和:10819

約数の個数: 72

約数和(自身を含む): 51927027152

約数和(自身を除く): 31739403380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 937, 1098, 1874, 2196, 2811, 3748, 5622, 8433, 9811, 11244, 16866, 19622, 29433, 33732, 39244, 57157, 58866, 88299, 114314, 117732, 171471, 176598, 228628, 342942, 353196, 514413, 598471, 685884, 1028826, 1196942, 1795413, 2057652, 2393884, 3590826, 5386239, 7181652, 9192907, 10772478, 18385814, 21544956, 27578721, 36771628, 55157442, 82736163, 110314884, 165472326, 330944652, 560767327, 1121534654, 1682301981, 2243069308, 3364603962, 5046905943, 6729207924, 10093811886, 20187623772]

約数ペア:

[(1, 20187623772), (2, 10093811886), (3, 6729207924), (4, 5046905943), (6, 3364603962), (9, 2243069308), (12, 1682301981), (18, 1121534654), (36, 560767327), (61, 330944652), (122, 165472326), (183, 110314884), (244, 82736163), (366, 55157442), (549, 36771628), (732, 27578721), (937, 21544956), (1098, 18385814), (1874, 10772478), (2196, 9192907), (2811, 7181652), (3748, 5386239), (5622, 3590826), (8433, 2393884), (9811, 2057652), (11244, 1795413), (16866, 1196942), (19622, 1028826), (29433, 685884), (33732, 598471), (39244, 514413), (57157, 353196), (58866, 342942), (88299, 228628), (114314, 176598), (117732, 171471)]