20121544824

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{1213}}^1\times {\mathrm{1741}}^1$

素因数の和:3360

約数の個数: 64

約数和(自身を含む): 50501137440

約数和(自身を除く): 30379592616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1213, 1588, 1741, 2382, 2426, 3176, 3482, 3639, 4764, 4852, 5223, 6964, 7278, 9528, 9704, 10446, 13928, 14556, 20892, 29112, 41784, 481561, 691177, 963122, 1382354, 1444683, 1926244, 2073531, 2111833, 2764708, 2889366, 3852488, 4147062, 4223666, 5529416, 5778732, 6335499, 8294124, 8447332, 11557464, 12670998, 16588248, 16894664, 25341996, 50683992, 838397701, 1676795402, 2515193103, 3353590804, 5030386206, 6707181608, 10060772412, 20121544824]

約数ペア:

[(1, 20121544824), (2, 10060772412), (3, 6707181608), (4, 5030386206), (6, 3353590804), (8, 2515193103), (12, 1676795402), (24, 838397701), (397, 50683992), (794, 25341996), (1191, 16894664), (1213, 16588248), (1588, 12670998), (1741, 11557464), (2382, 8447332), (2426, 8294124), (3176, 6335499), (3482, 5778732), (3639, 5529416), (4764, 4223666), (4852, 4147062), (5223, 3852488), (6964, 2889366), (7278, 2764708), (9528, 2111833), (9704, 2073531), (10446, 1926244), (13928, 1444683), (14556, 1382354), (20892, 963122), (29112, 691177), (41784, 481561)]