18634088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 40219200

約数和(自身を除く): 21585112

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 59, 74, 88, 97, 118, 148, 194, 236, 296, 388, 407, 472, 649, 776, 814, 1067, 1298, 1628, 2134, 2183, 2596, 3256, 3589, 4268, 4366, 5192, 5723, 7178, 8536, 8732, 11446, 14356, 17464, 22892, 24013, 28712, 39479, 45784, 48026, 62953, 78958, 96052, 125906, 157916, 192104, 211751, 251812, 315832, 423502, 503624, 847004, 1694008, 2329261, 4658522, 9317044, 18634088]

約数ペア:

[(1, 18634088), (2, 9317044), (4, 4658522), (8, 2329261), (11, 1694008), (22, 847004), (37, 503624), (44, 423502), (59, 315832), (74, 251812), (88, 211751), (97, 192104), (118, 157916), (148, 125906), (194, 96052), (236, 78958), (296, 62953), (388, 48026), (407, 45784), (472, 39479), (649, 28712), (776, 24013), (814, 22892), (1067, 17464), (1298, 14356), (1628, 11446), (2134, 8732), (2183, 8536), (2596, 7178), (3256, 5723), (3589, 5192), (4268, 4366)]