187987216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 399974400

約数和(自身を除く): 211987184

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 59, 76, 94, 118, 152, 188, 223, 236, 304, 376, 446, 472, 752, 892, 893, 944, 1121, 1784, 1786, 2242, 2773, 3568, 3572, 4237, 4484, 5546, 7144, 8474, 8968, 10481, 11092, 13157, 14288, 16948, 17936, 20962, 22184, 26314, 33896, 41924, 44368, 52628, 52687, 67792, 83848, 105256, 105374, 167696, 199139, 210512, 210748, 249983, 398278, 421496, 499966, 618379, 796556, 842992, 999932, 1236758, 1593112, 1999864, 2473516, 3186224, 3999728, 4947032, 9894064, 11749201, 23498402, 46996804, 93993608, 187987216]

約数ペア:

[(1, 187987216), (2, 93993608), (4, 46996804), (8, 23498402), (16, 11749201), (19, 9894064), (38, 4947032), (47, 3999728), (59, 3186224), (76, 2473516), (94, 1999864), (118, 1593112), (152, 1236758), (188, 999932), (223, 842992), (236, 796556), (304, 618379), (376, 499966), (446, 421496), (472, 398278), (752, 249983), (892, 210748), (893, 210512), (944, 199139), (1121, 167696), (1784, 105374), (1786, 105256), (2242, 83848), (2773, 67792), (3568, 52687), (3572, 52628), (4237, 44368), (4484, 41924), (5546, 33896), (7144, 26314), (8474, 22184), (8968, 20962), (10481, 17936), (11092, 16948), (13157, 14288)]