17972838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 24484122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 89, 117, 178, 234, 267, 534, 801, 863, 1157, 1602, 1726, 2314, 2589, 3471, 5178, 6942, 7767, 10413, 11219, 15534, 20826, 22438, 33657, 67314, 76807, 100971, 153614, 201942, 230421, 460842, 691263, 998491, 1382526, 1996982, 2995473, 5990946, 8986419, 17972838]

約数ペア:

[(1, 17972838), (2, 8986419), (3, 5990946), (6, 2995473), (9, 1996982), (13, 1382526), (18, 998491), (26, 691263), (39, 460842), (78, 230421), (89, 201942), (117, 153614), (178, 100971), (234, 76807), (267, 67314), (534, 33657), (801, 22438), (863, 20826), (1157, 15534), (1602, 11219), (1726, 10413), (2314, 7767), (2589, 6942), (3471, 5178)]