11781178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 19607040

約数和(自身を除く): 7825862

約数列:

[1, 2, 19, 31, 38, 62, 73, 137, 146, 274, 589, 1178, 1387, 2263, 2603, 2774, 4247, 4526, 5206, 8494, 10001, 20002, 42997, 80693, 85994, 161386, 190019, 310031, 380038, 620062, 5890589, 11781178]

約数ペア:

[(1, 11781178), (2, 5890589), (19, 620062), (31, 380038), (38, 310031), (62, 190019), (73, 161386), (137, 85994), (146, 80693), (274, 42997), (589, 20002), (1178, 10001), (1387, 8494), (2263, 5206), (2603, 4526), (2774, 4247)]