18836916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3347}}^1$

素因数の和:3428

約数の個数: 48

約数和(自身を含む): 50996736

約数和(自身を除く): 32159820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 3347, 5628, 6694, 10041, 13388, 20082, 23429, 40164, 46858, 70287, 93716, 140574, 224249, 281148, 448498, 672747, 896996, 1345494, 1569743, 2690988, 3139486, 4709229, 6278972, 9418458, 18836916]

約数ペア:

[(1, 18836916), (2, 9418458), (3, 6278972), (4, 4709229), (6, 3139486), (7, 2690988), (12, 1569743), (14, 1345494), (21, 896996), (28, 672747), (42, 448498), (67, 281148), (84, 224249), (134, 140574), (201, 93716), (268, 70287), (402, 46858), (469, 40164), (804, 23429), (938, 20082), (1407, 13388), (1876, 10041), (2814, 6694), (3347, 5628)]