18975642

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 48153600

約数和(自身を除く): 29177958

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 49, 57, 79, 86, 98, 114, 129, 133, 147, 158, 237, 258, 266, 294, 301, 399, 474, 553, 602, 798, 817, 903, 931, 1106, 1501, 1634, 1659, 1806, 1862, 2107, 2451, 2793, 3002, 3318, 3397, 3871, 4214, 4503, 4902, 5586, 5719, 6321, 6794, 7742, 9006, 10191, 10507, 11438, 11613, 12642, 17157, 20382, 21014, 23226, 23779, 31521, 34314, 40033, 47558, 63042, 64543, 71337, 73549, 80066, 120099, 129086, 142674, 147098, 166453, 193629, 220647, 240198, 332906, 387258, 441294, 451801, 499359, 903602, 998718, 1355403, 2710806, 3162607, 6325214, 9487821, 18975642]

約数ペア:

[(1, 18975642), (2, 9487821), (3, 6325214), (6, 3162607), (7, 2710806), (14, 1355403), (19, 998718), (21, 903602), (38, 499359), (42, 451801), (43, 441294), (49, 387258), (57, 332906), (79, 240198), (86, 220647), (98, 193629), (114, 166453), (129, 147098), (133, 142674), (147, 129086), (158, 120099), (237, 80066), (258, 73549), (266, 71337), (294, 64543), (301, 63042), (399, 47558), (474, 40033), (553, 34314), (602, 31521), (798, 23779), (817, 23226), (903, 21014), (931, 20382), (1106, 17157), (1501, 12642), (1634, 11613), (1659, 11438), (1806, 10507), (1862, 10191), (2107, 9006), (2451, 7742), (2793, 6794), (3002, 6321), (3318, 5719), (3397, 5586), (3871, 4902), (4214, 4503)]