1918962

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 4542720

約数和(自身を除く): 2623758

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 181, 186, 279, 342, 362, 543, 558, 589, 1086, 1178, 1629, 1767, 3258, 3439, 3534, 5301, 5611, 6878, 10317, 10602, 11222, 16833, 20634, 30951, 33666, 50499, 61902, 100998, 106609, 213218, 319827, 639654, 959481, 1918962]

約数ペア:

[(1, 1918962), (2, 959481), (3, 639654), (6, 319827), (9, 213218), (18, 106609), (19, 100998), (31, 61902), (38, 50499), (57, 33666), (62, 30951), (93, 20634), (114, 16833), (171, 11222), (181, 10602), (186, 10317), (279, 6878), (342, 5611), (362, 5301), (543, 3534), (558, 3439), (589, 3258), (1086, 1767), (1178, 1629)]