20298936

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 60616080

約数和(自身を除く): 40317144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 49, 56, 82, 84, 98, 123, 147, 164, 168, 196, 246, 287, 294, 328, 392, 421, 492, 574, 588, 842, 861, 984, 1148, 1176, 1263, 1684, 1722, 2009, 2296, 2526, 2947, 3368, 3444, 4018, 5052, 5894, 6027, 6888, 8036, 8841, 10104, 11788, 12054, 16072, 17261, 17682, 20629, 23576, 24108, 34522, 35364, 41258, 48216, 51783, 61887, 69044, 70728, 82516, 103566, 120827, 123774, 138088, 165032, 207132, 241654, 247548, 362481, 414264, 483308, 495096, 724962, 845789, 966616, 1449924, 1691578, 2537367, 2899848, 3383156, 5074734, 6766312, 10149468, 20298936]

約数ペア:

[(1, 20298936), (2, 10149468), (3, 6766312), (4, 5074734), (6, 3383156), (7, 2899848), (8, 2537367), (12, 1691578), (14, 1449924), (21, 966616), (24, 845789), (28, 724962), (41, 495096), (42, 483308), (49, 414264), (56, 362481), (82, 247548), (84, 241654), (98, 207132), (123, 165032), (147, 138088), (164, 123774), (168, 120827), (196, 103566), (246, 82516), (287, 70728), (294, 69044), (328, 61887), (392, 51783), (421, 48216), (492, 41258), (574, 35364), (588, 34522), (842, 24108), (861, 23576), (984, 20629), (1148, 17682), (1176, 17261), (1263, 16072), (1684, 12054), (1722, 11788), (2009, 10104), (2296, 8841), (2526, 8036), (2947, 6888), (3368, 6027), (3444, 5894), (4018, 5052)]