20161869652

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{22307}}^1$

素因数の和:22576

約数の個数: 48

約数和(自身を含む): 37597367808

約数和(自身を除く): 17435498156

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 197, 394, 788, 1147, 2294, 4588, 6107, 7289, 12214, 14578, 22307, 24428, 29156, 44614, 89228, 225959, 451918, 691517, 825359, 903836, 1383034, 1650718, 2766068, 3301436, 4394479, 8788958, 17577916, 25586129, 51172258, 102344516, 136228849, 162595723, 272457698, 325191446, 544915396, 650382892, 5040467413, 10080934826, 20161869652]

約数ペア:

[(1, 20161869652), (2, 10080934826), (4, 5040467413), (31, 650382892), (37, 544915396), (62, 325191446), (74, 272457698), (124, 162595723), (148, 136228849), (197, 102344516), (394, 51172258), (788, 25586129), (1147, 17577916), (2294, 8788958), (4588, 4394479), (6107, 3301436), (7289, 2766068), (12214, 1650718), (14578, 1383034), (22307, 903836), (24428, 825359), (29156, 691517), (44614, 451918), (89228, 225959)]