19137712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 43747200

約数和(自身を除く): 24609488

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 59, 76, 88, 97, 118, 152, 176, 194, 209, 236, 304, 388, 418, 472, 649, 776, 836, 944, 1067, 1121, 1298, 1552, 1672, 1843, 2134, 2242, 2596, 3344, 3686, 4268, 4484, 5192, 5723, 7372, 8536, 8968, 10384, 11446, 12331, 14744, 17072, 17936, 20273, 22892, 24662, 29488, 40546, 45784, 49324, 62953, 81092, 91568, 98648, 108737, 125906, 162184, 197296, 217474, 251812, 324368, 434948, 503624, 869896, 1007248, 1196107, 1739792, 2392214, 4784428, 9568856, 19137712]

約数ペア:

[(1, 19137712), (2, 9568856), (4, 4784428), (8, 2392214), (11, 1739792), (16, 1196107), (19, 1007248), (22, 869896), (38, 503624), (44, 434948), (59, 324368), (76, 251812), (88, 217474), (97, 197296), (118, 162184), (152, 125906), (176, 108737), (194, 98648), (209, 91568), (236, 81092), (304, 62953), (388, 49324), (418, 45784), (472, 40546), (649, 29488), (776, 24662), (836, 22892), (944, 20273), (1067, 17936), (1121, 17072), (1298, 14744), (1552, 12331), (1672, 11446), (1843, 10384), (2134, 8968), (2242, 8536), (2596, 7372), (3344, 5723), (3686, 5192), (4268, 4484)]