20235326868

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{289291}}^1$

素因数の和:289397

約数の個数: 72

約数和(自身を含む): 53704166880

約数和(自身を除く): 33468840012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 67, 87, 116, 134, 174, 201, 261, 268, 348, 402, 522, 603, 804, 1044, 1206, 1943, 2412, 3886, 5829, 7772, 11658, 17487, 23316, 34974, 69948, 289291, 578582, 867873, 1157164, 1735746, 2603619, 3471492, 5207238, 8389439, 10414476, 16778878, 19382497, 25168317, 33557756, 38764994, 50336634, 58147491, 75504951, 77529988, 100673268, 116294982, 151009902, 174442473, 232589964, 302019804, 348884946, 562092413, 697769892, 1124184826, 1686277239, 2248369652, 3372554478, 5058831717, 6745108956, 10117663434, 20235326868]

約数ペア:

[(1, 20235326868), (2, 10117663434), (3, 6745108956), (4, 5058831717), (6, 3372554478), (9, 2248369652), (12, 1686277239), (18, 1124184826), (29, 697769892), (36, 562092413), (58, 348884946), (67, 302019804), (87, 232589964), (116, 174442473), (134, 151009902), (174, 116294982), (201, 100673268), (261, 77529988), (268, 75504951), (348, 58147491), (402, 50336634), (522, 38764994), (603, 33557756), (804, 25168317), (1044, 19382497), (1206, 16778878), (1943, 10414476), (2412, 8389439), (3886, 5207238), (5829, 3471492), (7772, 2603619), (11658, 1735746), (17487, 1157164), (23316, 867873), (34974, 578582), (69948, 289291)]