198354188

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 367309824

約数和(自身を除く): 168955636

約数列:

[1, 2, 4, 37, 61, 74, 122, 127, 148, 173, 244, 254, 346, 508, 692, 2257, 4514, 4699, 6401, 7747, 9028, 9398, 10553, 12802, 15494, 18796, 21106, 21971, 25604, 30988, 42212, 43942, 87884, 286639, 390461, 573278, 780922, 812927, 1146556, 1340231, 1561844, 1625854, 2680462, 3251708, 5360924, 49588547, 99177094, 198354188]

約数ペア:

[(1, 198354188), (2, 99177094), (4, 49588547), (37, 5360924), (61, 3251708), (74, 2680462), (122, 1625854), (127, 1561844), (148, 1340231), (173, 1146556), (244, 812927), (254, 780922), (346, 573278), (508, 390461), (692, 286639), (2257, 87884), (4514, 43942), (4699, 42212), (6401, 30988), (7747, 25604), (9028, 21971), (9398, 21106), (10553, 18796), (12802, 15494)]