19824778876

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{9349}}^1$

素因数の和:9747

約数の個数: 72

約数和(自身を含む): 41783280000

約数和(自身を除く): 21958501124

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 349, 434, 698, 868, 1396, 1519, 2443, 3038, 4886, 6076, 9349, 9772, 10819, 17101, 18698, 21638, 34202, 37396, 43276, 65443, 68404, 75733, 130886, 151466, 261772, 289819, 302932, 458101, 530131, 579638, 916202, 1060262, 1159276, 1832404, 2028733, 2120524, 3262801, 4057466, 6525602, 8114932, 13051204, 14201131, 22839607, 28402262, 45679214, 56804524, 91358428, 101146831, 159877249, 202293662, 319754498, 404587324, 639508996, 708027817, 1416055634, 2832111268, 4956194719, 9912389438, 19824778876]

約数ペア:

[(1, 19824778876), (2, 9912389438), (4, 4956194719), (7, 2832111268), (14, 1416055634), (28, 708027817), (31, 639508996), (49, 404587324), (62, 319754498), (98, 202293662), (124, 159877249), (196, 101146831), (217, 91358428), (349, 56804524), (434, 45679214), (698, 28402262), (868, 22839607), (1396, 14201131), (1519, 13051204), (2443, 8114932), (3038, 6525602), (4886, 4057466), (6076, 3262801), (9349, 2120524), (9772, 2028733), (10819, 1832404), (17101, 1159276), (18698, 1060262), (21638, 916202), (34202, 579638), (37396, 530131), (43276, 458101), (65443, 302932), (68404, 289819), (75733, 261772), (130886, 151466)]