20189742

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 25429458

約数列:

[1, 2, 3, 6, 19, 29, 31, 38, 57, 58, 62, 87, 93, 114, 174, 186, 197, 394, 551, 589, 591, 899, 1102, 1178, 1182, 1653, 1767, 1798, 2697, 3306, 3534, 3743, 5394, 5713, 6107, 7486, 11229, 11426, 12214, 17081, 17139, 18321, 22458, 34162, 34278, 36642, 51243, 102486, 108547, 116033, 177103, 217094, 232066, 325641, 348099, 354206, 531309, 651282, 696198, 1062618, 3364957, 6729914, 10094871, 20189742]

約数ペア:

[(1, 20189742), (2, 10094871), (3, 6729914), (6, 3364957), (19, 1062618), (29, 696198), (31, 651282), (38, 531309), (57, 354206), (58, 348099), (62, 325641), (87, 232066), (93, 217094), (114, 177103), (174, 116033), (186, 108547), (197, 102486), (394, 51243), (551, 36642), (589, 34278), (591, 34162), (899, 22458), (1102, 18321), (1178, 17139), (1182, 17081), (1653, 12214), (1767, 11426), (1798, 11229), (2697, 7486), (3306, 6107), (3534, 5713), (3743, 5394)]