20138026068

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{363949}}^1$

素因数の和:364041

約数の個数: 72

約数和(自身を含む): 53653509000

約数和(自身を除く): 33515482932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 53, 58, 87, 106, 116, 159, 174, 212, 261, 318, 348, 477, 522, 636, 954, 1044, 1537, 1908, 3074, 4611, 6148, 9222, 13833, 18444, 27666, 55332, 363949, 727898, 1091847, 1455796, 2183694, 3275541, 4367388, 6551082, 10554521, 13102164, 19289297, 21109042, 31663563, 38578594, 42218084, 57867891, 63327126, 77157188, 94990689, 115735782, 126654252, 173603673, 189981378, 231471564, 347207346, 379962756, 559389613, 694414692, 1118779226, 1678168839, 2237558452, 3356337678, 5034506517, 6712675356, 10069013034, 20138026068]

約数ペア:

[(1, 20138026068), (2, 10069013034), (3, 6712675356), (4, 5034506517), (6, 3356337678), (9, 2237558452), (12, 1678168839), (18, 1118779226), (29, 694414692), (36, 559389613), (53, 379962756), (58, 347207346), (87, 231471564), (106, 189981378), (116, 173603673), (159, 126654252), (174, 115735782), (212, 94990689), (261, 77157188), (318, 63327126), (348, 57867891), (477, 42218084), (522, 38578594), (636, 31663563), (954, 21109042), (1044, 19289297), (1537, 13102164), (1908, 10554521), (3074, 6551082), (4611, 4367388), (6148, 3275541), (9222, 2183694), (13833, 1455796), (18444, 1091847), (27666, 727898), (55332, 363949)]