20302146

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 50544000

約数和(自身を除く): 30241854

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 29, 38, 46, 57, 58, 69, 87, 89, 114, 138, 171, 174, 178, 207, 261, 267, 342, 414, 437, 522, 534, 551, 667, 801, 874, 1102, 1311, 1334, 1602, 1653, 1691, 2001, 2047, 2581, 2622, 3306, 3382, 3933, 4002, 4094, 4959, 5073, 5162, 6003, 6141, 7743, 7866, 9918, 10146, 12006, 12282, 12673, 15219, 15486, 18423, 23229, 25346, 30438, 36846, 38019, 38893, 46458, 49039, 59363, 76038, 77786, 98078, 114057, 116679, 118726, 147117, 178089, 228114, 233358, 294234, 350037, 356178, 441351, 534267, 700074, 882702, 1068534, 1127897, 2255794, 3383691, 6767382, 10151073, 20302146]

約数ペア:

[(1, 20302146), (2, 10151073), (3, 6767382), (6, 3383691), (9, 2255794), (18, 1127897), (19, 1068534), (23, 882702), (29, 700074), (38, 534267), (46, 441351), (57, 356178), (58, 350037), (69, 294234), (87, 233358), (89, 228114), (114, 178089), (138, 147117), (171, 118726), (174, 116679), (178, 114057), (207, 98078), (261, 77786), (267, 76038), (342, 59363), (414, 49039), (437, 46458), (522, 38893), (534, 38019), (551, 36846), (667, 30438), (801, 25346), (874, 23229), (1102, 18423), (1311, 15486), (1334, 15219), (1602, 12673), (1653, 12282), (1691, 12006), (2001, 10146), (2047, 9918), (2581, 7866), (2622, 7743), (3306, 6141), (3382, 6003), (3933, 5162), (4002, 5073), (4094, 4959)]