19249236

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 52363584

約数和(自身を除く): 33114348

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 71, 102, 142, 153, 204, 213, 284, 306, 426, 443, 612, 639, 852, 886, 1207, 1278, 1329, 1772, 2414, 2556, 2658, 3621, 3987, 4828, 5316, 7242, 7531, 7974, 10863, 14484, 15062, 15948, 21726, 22593, 30124, 31453, 43452, 45186, 62906, 67779, 90372, 94359, 125812, 135558, 188718, 271116, 283077, 377436, 534701, 566154, 1069402, 1132308, 1604103, 2138804, 3208206, 4812309, 6416412, 9624618, 19249236]

約数ペア:

[(1, 19249236), (2, 9624618), (3, 6416412), (4, 4812309), (6, 3208206), (9, 2138804), (12, 1604103), (17, 1132308), (18, 1069402), (34, 566154), (36, 534701), (51, 377436), (68, 283077), (71, 271116), (102, 188718), (142, 135558), (153, 125812), (204, 94359), (213, 90372), (284, 67779), (306, 62906), (426, 45186), (443, 43452), (612, 31453), (639, 30124), (852, 22593), (886, 21726), (1207, 15948), (1278, 15062), (1329, 14484), (1772, 10863), (2414, 7974), (2556, 7531), (2658, 7242), (3621, 5316), (3987, 4828)]