18408702

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 41622336

約数和(自身を除く): 23213634

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 61, 73, 78, 106, 122, 146, 159, 183, 219, 318, 366, 438, 689, 793, 949, 1378, 1586, 1898, 2067, 2379, 2847, 3233, 3869, 4134, 4453, 4758, 5694, 6466, 7738, 8906, 9699, 11607, 13359, 19398, 23214, 26718, 42029, 50297, 57889, 84058, 100594, 115778, 126087, 150891, 173667, 236009, 252174, 301782, 347334, 472018, 708027, 1416054, 3068117, 6136234, 9204351, 18408702]

約数ペア:

[(1, 18408702), (2, 9204351), (3, 6136234), (6, 3068117), (13, 1416054), (26, 708027), (39, 472018), (53, 347334), (61, 301782), (73, 252174), (78, 236009), (106, 173667), (122, 150891), (146, 126087), (159, 115778), (183, 100594), (219, 84058), (318, 57889), (366, 50297), (438, 42029), (689, 26718), (793, 23214), (949, 19398), (1378, 13359), (1586, 11607), (1898, 9699), (2067, 8906), (2379, 7738), (2847, 6466), (3233, 5694), (3869, 4758), (4134, 4453)]