17972796

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 43691648

約数和(自身を除く): 25718852

約数列:

[1, 2, 3, 4, 6, 12, 43, 61, 86, 122, 129, 172, 183, 244, 258, 366, 516, 571, 732, 1142, 1713, 2284, 2623, 3426, 5246, 6852, 7869, 10492, 15738, 24553, 31476, 34831, 49106, 69662, 73659, 98212, 104493, 139324, 147318, 208986, 294636, 417972, 1497733, 2995466, 4493199, 5990932, 8986398, 17972796]

約数ペア:

[(1, 17972796), (2, 8986398), (3, 5990932), (4, 4493199), (6, 2995466), (12, 1497733), (43, 417972), (61, 294636), (86, 208986), (122, 147318), (129, 139324), (172, 104493), (183, 98212), (244, 73659), (258, 69662), (366, 49106), (516, 34831), (571, 31476), (732, 24553), (1142, 15738), (1713, 10492), (2284, 7869), (2623, 6852), (3426, 5246)]