31954428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 96445440

約数和(自身を除く): 64491012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 31, 33, 36, 38, 44, 57, 62, 66, 76, 93, 99, 114, 124, 132, 137, 171, 186, 198, 209, 228, 274, 279, 341, 342, 372, 396, 411, 418, 548, 558, 589, 627, 682, 684, 822, 836, 1023, 1116, 1178, 1233, 1254, 1364, 1507, 1644, 1767, 1881, 2046, 2356, 2466, 2508, 2603, 3014, 3069, 3534, 3762, 4092, 4247, 4521, 4932, 5206, 5301, 6028, 6138, 6479, 7068, 7524, 7809, 8494, 9042, 10412, 10602, 12276, 12741, 12958, 13563, 15618, 16988, 18084, 19437, 21204, 23427, 25482, 25916, 27126, 28633, 31236, 38223, 38874, 46717, 46854, 50964, 54252, 57266, 58311, 76446, 77748, 80693, 85899, 93434, 93708, 114532, 116622, 140151, 152892, 161386, 171798, 186868, 233244, 242079, 257697, 280302, 322772, 343596, 420453, 484158, 515394, 560604, 726237, 840906, 887623, 968316, 1030788, 1452474, 1681812, 1775246, 2662869, 2904948, 3550492, 5325738, 7988607, 10651476, 15977214, 31954428]

約数ペア:

[(1, 31954428), (2, 15977214), (3, 10651476), (4, 7988607), (6, 5325738), (9, 3550492), (11, 2904948), (12, 2662869), (18, 1775246), (19, 1681812), (22, 1452474), (31, 1030788), (33, 968316), (36, 887623), (38, 840906), (44, 726237), (57, 560604), (62, 515394), (66, 484158), (76, 420453), (93, 343596), (99, 322772), (114, 280302), (124, 257697), (132, 242079), (137, 233244), (171, 186868), (186, 171798), (198, 161386), (209, 152892), (228, 140151), (274, 116622), (279, 114532), (341, 93708), (342, 93434), (372, 85899), (396, 80693), (411, 77748), (418, 76446), (548, 58311), (558, 57266), (589, 54252), (627, 50964), (682, 46854), (684, 46717), (822, 38874), (836, 38223), (1023, 31236), (1116, 28633), (1178, 27126), (1233, 25916), (1254, 25482), (1364, 23427), (1507, 21204), (1644, 19437), (1767, 18084), (1881, 16988), (2046, 15618), (2356, 13563), (2466, 12958), (2508, 12741), (2603, 12276), (3014, 10602), (3069, 10412), (3534, 9042), (3762, 8494), (4092, 7809), (4247, 7524), (4521, 7068), (4932, 6479), (5206, 6138), (5301, 6028)]