17957742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 41361408

約数和(自身を除く): 23403666

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 67, 93, 131, 134, 186, 201, 262, 341, 393, 402, 682, 737, 786, 1023, 1441, 1474, 2046, 2077, 2211, 2882, 4061, 4154, 4323, 4422, 6231, 8122, 8646, 8777, 12183, 12462, 17554, 22847, 24366, 26331, 44671, 45694, 52662, 68541, 89342, 96547, 134013, 137082, 193094, 268026, 272087, 289641, 544174, 579282, 816261, 1632522, 2992957, 5985914, 8978871, 17957742]

約数ペア:

[(1, 17957742), (2, 8978871), (3, 5985914), (6, 2992957), (11, 1632522), (22, 816261), (31, 579282), (33, 544174), (62, 289641), (66, 272087), (67, 268026), (93, 193094), (131, 137082), (134, 134013), (186, 96547), (201, 89342), (262, 68541), (341, 52662), (393, 45694), (402, 44671), (682, 26331), (737, 24366), (786, 22847), (1023, 17554), (1441, 12462), (1474, 12183), (2046, 8777), (2077, 8646), (2211, 8122), (2882, 6231), (4061, 4422), (4154, 4323)]