20174994588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{138113}}^1$

素因数の和:138211

約数の個数: 96

約数和(自身を含む): 56430065664

約数和(自身を除く): 36255071076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 47, 74, 84, 94, 111, 141, 148, 188, 222, 259, 282, 329, 444, 518, 564, 658, 777, 987, 1036, 1316, 1554, 1739, 1974, 3108, 3478, 3948, 5217, 6956, 10434, 12173, 20868, 24346, 36519, 48692, 73038, 138113, 146076, 276226, 414339, 552452, 828678, 966791, 1657356, 1933582, 2900373, 3867164, 5110181, 5800746, 6491311, 10220362, 11601492, 12982622, 15330543, 19473933, 20440724, 25965244, 30661086, 35771267, 38947866, 45439177, 61322172, 71542534, 77895732, 90878354, 107313801, 136317531, 143085068, 181756708, 214627602, 240178507, 272635062, 429255204, 480357014, 545270124, 720535521, 960714028, 1441071042, 1681249549, 2882142084, 3362499098, 5043748647, 6724998196, 10087497294, 20174994588]

約数ペア:

[(1, 20174994588), (2, 10087497294), (3, 6724998196), (4, 5043748647), (6, 3362499098), (7, 2882142084), (12, 1681249549), (14, 1441071042), (21, 960714028), (28, 720535521), (37, 545270124), (42, 480357014), (47, 429255204), (74, 272635062), (84, 240178507), (94, 214627602), (111, 181756708), (141, 143085068), (148, 136317531), (188, 107313801), (222, 90878354), (259, 77895732), (282, 71542534), (329, 61322172), (444, 45439177), (518, 38947866), (564, 35771267), (658, 30661086), (777, 25965244), (987, 20440724), (1036, 19473933), (1316, 15330543), (1554, 12982622), (1739, 11601492), (1974, 10220362), (3108, 6491311), (3478, 5800746), (3948, 5110181), (5217, 3867164), (6956, 2900373), (10434, 1933582), (12173, 1657356), (20868, 966791), (24346, 828678), (36519, 552452), (48692, 414339), (73038, 276226), (138113, 146076)]