20201046088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{17789}}^1$

素因数の和:18086

約数の個数: 64

約数和(自身を含む): 41329728000

約数和(自身を除く): 21128681912

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 241, 248, 482, 589, 964, 1178, 1928, 2356, 4579, 4712, 7471, 9158, 14942, 17789, 18316, 29884, 35578, 36632, 59768, 71156, 141949, 142312, 283898, 337991, 551459, 567796, 675982, 1102918, 1135592, 1351964, 2205836, 2703928, 4287149, 4411672, 8574298, 10477721, 17148596, 20955442, 34297192, 41910884, 81455831, 83821768, 132901619, 162911662, 265803238, 325823324, 531606476, 651646648, 1063212952, 2525130761, 5050261522, 10100523044, 20201046088]

約数ペア:

[(1, 20201046088), (2, 10100523044), (4, 5050261522), (8, 2525130761), (19, 1063212952), (31, 651646648), (38, 531606476), (62, 325823324), (76, 265803238), (124, 162911662), (152, 132901619), (241, 83821768), (248, 81455831), (482, 41910884), (589, 34297192), (964, 20955442), (1178, 17148596), (1928, 10477721), (2356, 8574298), (4579, 4411672), (4712, 4287149), (7471, 2703928), (9158, 2205836), (14942, 1351964), (17789, 1135592), (18316, 1102918), (29884, 675982), (35578, 567796), (36632, 551459), (59768, 337991), (71156, 283898), (141949, 142312)]