18742416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{461}}^1$

素因数の和:501

約数の個数: 120

約数和(自身を含む): 60954432

約数和(自身を除く): 42212016

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 121, 132, 154, 168, 176, 231, 242, 264, 308, 336, 363, 461, 462, 484, 528, 616, 726, 847, 922, 924, 968, 1232, 1383, 1452, 1694, 1844, 1848, 1936, 2541, 2766, 2904, 3227, 3388, 3688, 3696, 5071, 5082, 5532, 5808, 6454, 6776, 7376, 9681, 10142, 10164, 11064, 12908, 13552, 15213, 19362, 20284, 20328, 22128, 25816, 30426, 35497, 38724, 40568, 40656, 51632, 55781, 60852, 70994, 77448, 81136, 106491, 111562, 121704, 141988, 154896, 167343, 212982, 223124, 243408, 283976, 334686, 390467, 425964, 446248, 567952, 669372, 780934, 851928, 892496, 1171401, 1338744, 1561868, 1703856, 2342802, 2677488, 3123736, 4685604, 6247472, 9371208, 18742416]

約数ペア:

[(1, 18742416), (2, 9371208), (3, 6247472), (4, 4685604), (6, 3123736), (7, 2677488), (8, 2342802), (11, 1703856), (12, 1561868), (14, 1338744), (16, 1171401), (21, 892496), (22, 851928), (24, 780934), (28, 669372), (33, 567952), (42, 446248), (44, 425964), (48, 390467), (56, 334686), (66, 283976), (77, 243408), (84, 223124), (88, 212982), (112, 167343), (121, 154896), (132, 141988), (154, 121704), (168, 111562), (176, 106491), (231, 81136), (242, 77448), (264, 70994), (308, 60852), (336, 55781), (363, 51632), (461, 40656), (462, 40568), (484, 38724), (528, 35497), (616, 30426), (726, 25816), (847, 22128), (922, 20328), (924, 20284), (968, 19362), (1232, 15213), (1383, 13552), (1452, 12908), (1694, 11064), (1844, 10164), (1848, 10142), (1936, 9681), (2541, 7376), (2766, 6776), (2904, 6454), (3227, 5808), (3388, 5532), (3688, 5082), (3696, 5071)]