21818198196

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{16787}}^1$

素因数の和:17333

約数の個数: 72

約数和(自身を含む): 55975221120

約数和(自身を除く): 34157022924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 457, 474, 711, 914, 948, 1371, 1422, 1828, 2742, 2844, 4113, 5484, 8226, 16452, 16787, 33574, 36103, 50361, 67148, 72206, 100722, 108309, 144412, 151083, 201444, 216618, 302166, 324927, 433236, 604332, 649854, 1299708, 1326173, 2652346, 3978519, 5304692, 7671659, 7957038, 11935557, 15343318, 15914076, 23014977, 23871114, 30686636, 46029954, 47742228, 69044931, 92059908, 138089862, 276179724, 606061061, 1212122122, 1818183183, 2424244244, 3636366366, 5454549549, 7272732732, 10909099098, 21818198196]

約数ペア:

[(1, 21818198196), (2, 10909099098), (3, 7272732732), (4, 5454549549), (6, 3636366366), (9, 2424244244), (12, 1818183183), (18, 1212122122), (36, 606061061), (79, 276179724), (158, 138089862), (237, 92059908), (316, 69044931), (457, 47742228), (474, 46029954), (711, 30686636), (914, 23871114), (948, 23014977), (1371, 15914076), (1422, 15343318), (1828, 11935557), (2742, 7957038), (2844, 7671659), (4113, 5304692), (5484, 3978519), (8226, 2652346), (16452, 1326173), (16787, 1299708), (33574, 649854), (36103, 604332), (50361, 433236), (67148, 324927), (72206, 302166), (100722, 216618), (108309, 201444), (144412, 151083)]