18915292370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{5003}}^1$

素因数の和:5379

約数の個数: 64

約数和(自身を含む): 37124075520

約数和(自身を除く): 18208783150

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 229, 254, 458, 635, 1145, 1270, 1651, 2290, 2977, 3302, 5003, 5954, 8255, 10006, 14885, 16510, 25015, 29083, 29770, 50030, 58166, 65039, 130078, 145415, 290830, 325195, 378079, 635381, 650390, 756158, 1145687, 1270762, 1890395, 2291374, 3176905, 3780790, 5728435, 6353810, 8259953, 11456870, 14893931, 16519906, 29787862, 41299765, 74469655, 82599530, 145502249, 148939310, 291004498, 727511245, 1455022490, 1891529237, 3783058474, 9457646185, 18915292370]

約数ペア:

[(1, 18915292370), (2, 9457646185), (5, 3783058474), (10, 1891529237), (13, 1455022490), (26, 727511245), (65, 291004498), (127, 148939310), (130, 145502249), (229, 82599530), (254, 74469655), (458, 41299765), (635, 29787862), (1145, 16519906), (1270, 14893931), (1651, 11456870), (2290, 8259953), (2977, 6353810), (3302, 5728435), (5003, 3780790), (5954, 3176905), (8255, 2291374), (10006, 1890395), (14885, 1270762), (16510, 1145687), (25015, 756158), (29083, 650390), (29770, 635381), (50030, 378079), (58166, 325195), (65039, 290830), (130078, 145415)]