19556964

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8623}}^1$

素因数の和:8646

約数の個数: 60

約数和(自身を含む): 58436224

約数和(自身を除く): 38879260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 8623, 17246, 25869, 34492, 51738, 60361, 77607, 103476, 120722, 155214, 181083, 232821, 241444, 310428, 362166, 465642, 543249, 698463, 724332, 931284, 1086498, 1396926, 1629747, 2172996, 2793852, 3259494, 4889241, 6518988, 9778482, 19556964]

約数ペア:

[(1, 19556964), (2, 9778482), (3, 6518988), (4, 4889241), (6, 3259494), (7, 2793852), (9, 2172996), (12, 1629747), (14, 1396926), (18, 1086498), (21, 931284), (27, 724332), (28, 698463), (36, 543249), (42, 465642), (54, 362166), (63, 310428), (81, 241444), (84, 232821), (108, 181083), (126, 155214), (162, 120722), (189, 103476), (252, 77607), (324, 60361), (378, 51738), (567, 34492), (756, 25869), (1134, 17246), (2268, 8623)]