20180902914

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{811}}^1$

素因数の和:1184

約数の個数: 96

約数和(自身を含む): 45095738688

約数和(自身を除く): 24914835774

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 131, 173, 183, 262, 346, 366, 393, 519, 549, 786, 811, 1038, 1098, 1179, 1557, 1622, 2358, 2433, 3114, 4866, 7299, 7991, 10553, 14598, 15982, 21106, 22663, 23973, 31659, 45326, 47946, 49471, 63318, 67989, 71919, 94977, 98942, 106241, 135978, 140303, 143838, 148413, 189954, 203967, 212482, 280606, 296826, 318723, 407934, 420909, 445239, 637446, 841818, 890478, 956169, 1262727, 1382443, 1912338, 2525454, 2764886, 4147329, 6480701, 8294658, 8558483, 12441987, 12961402, 17116966, 18379693, 19442103, 24883974, 25675449, 36759386, 38884206, 51350898, 55139079, 58326309, 77026347, 110278158, 116652618, 154052694, 165417237, 330834474, 1121161273, 2242322546, 3363483819, 6726967638, 10090451457, 20180902914]

約数ペア:

[(1, 20180902914), (2, 10090451457), (3, 6726967638), (6, 3363483819), (9, 2242322546), (18, 1121161273), (61, 330834474), (122, 165417237), (131, 154052694), (173, 116652618), (183, 110278158), (262, 77026347), (346, 58326309), (366, 55139079), (393, 51350898), (519, 38884206), (549, 36759386), (786, 25675449), (811, 24883974), (1038, 19442103), (1098, 18379693), (1179, 17116966), (1557, 12961402), (1622, 12441987), (2358, 8558483), (2433, 8294658), (3114, 6480701), (4866, 4147329), (7299, 2764886), (7991, 2525454), (10553, 1912338), (14598, 1382443), (15982, 1262727), (21106, 956169), (22663, 890478), (23973, 841818), (31659, 637446), (45326, 445239), (47946, 420909), (49471, 407934), (63318, 318723), (67989, 296826), (71919, 280606), (94977, 212482), (98942, 203967), (106241, 189954), (135978, 148413), (140303, 143838)]