18887364

素因数分解:

$2^2\times 3^3\times {\mathrm{179}}^1\times {\mathrm{977}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 49291200

約数和(自身を除く): 30403836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 179, 358, 537, 716, 977, 1074, 1611, 1954, 2148, 2931, 3222, 3908, 4833, 5862, 6444, 8793, 9666, 11724, 17586, 19332, 26379, 35172, 52758, 105516, 174883, 349766, 524649, 699532, 1049298, 1573947, 2098596, 3147894, 4721841, 6295788, 9443682, 18887364]

約数ペア:

[(1, 18887364), (2, 9443682), (3, 6295788), (4, 4721841), (6, 3147894), (9, 2098596), (12, 1573947), (18, 1049298), (27, 699532), (36, 524649), (54, 349766), (108, 174883), (179, 105516), (358, 52758), (537, 35172), (716, 26379), (977, 19332), (1074, 17586), (1611, 11724), (1954, 9666), (2148, 8793), (2931, 6444), (3222, 5862), (3908, 4833)]