18491976

素因数分解:

$2^3\times 3^4\times {\mathrm{28537}}^1$

素因数の和:28555

約数の個数: 40

約数和(自身を含む): 51796470

約数和(自身を除く): 33304494

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28537, 57074, 85611, 114148, 171222, 228296, 256833, 342444, 513666, 684888, 770499, 1027332, 1540998, 2054664, 2311497, 3081996, 4622994, 6163992, 9245988, 18491976]

約数ペア:

[(1, 18491976), (2, 9245988), (3, 6163992), (4, 4622994), (6, 3081996), (8, 2311497), (9, 2054664), (12, 1540998), (18, 1027332), (24, 770499), (27, 684888), (36, 513666), (54, 342444), (72, 256833), (81, 228296), (108, 171222), (162, 114148), (216, 85611), (324, 57074), (648, 28537)]