19188143408

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{90599}}^1$

素因数の和:90706

約数の個数: 80

約数和(自身を含む): 44578099200

約数和(自身を除く): 25389955792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 427, 434, 488, 496, 854, 868, 976, 1708, 1736, 1891, 3416, 3472, 3782, 6832, 7564, 13237, 15128, 26474, 30256, 52948, 90599, 105896, 181198, 211792, 362396, 634193, 724792, 1268386, 1449584, 2536772, 2808569, 5073544, 5526539, 5617138, 10147088, 11053078, 11234276, 19659983, 22106156, 22468552, 38685773, 39319966, 44212312, 44937104, 77371546, 78639932, 88424624, 154743092, 157279864, 171322709, 309486184, 314559728, 342645418, 618972368, 685290836, 1199258963, 1370581672, 2398517926, 2741163344, 4797035852, 9594071704, 19188143408]

約数ペア:

[(1, 19188143408), (2, 9594071704), (4, 4797035852), (7, 2741163344), (8, 2398517926), (14, 1370581672), (16, 1199258963), (28, 685290836), (31, 618972368), (56, 342645418), (61, 314559728), (62, 309486184), (112, 171322709), (122, 157279864), (124, 154743092), (217, 88424624), (244, 78639932), (248, 77371546), (427, 44937104), (434, 44212312), (488, 39319966), (496, 38685773), (854, 22468552), (868, 22106156), (976, 19659983), (1708, 11234276), (1736, 11053078), (1891, 10147088), (3416, 5617138), (3472, 5526539), (3782, 5073544), (6832, 2808569), (7564, 2536772), (13237, 1449584), (15128, 1268386), (26474, 724792), (30256, 634193), (52948, 362396), (90599, 211792), (105896, 181198)]