18378130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 35069760

約数和(自身を除く): 16691630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 491, 982, 985, 1970, 2455, 3743, 4910, 7486, 9329, 18658, 18715, 37430, 46645, 93290, 96727, 193454, 483635, 967270, 1837813, 3675626, 9189065, 18378130]

約数ペア:

[(1, 18378130), (2, 9189065), (5, 3675626), (10, 1837813), (19, 967270), (38, 483635), (95, 193454), (190, 96727), (197, 93290), (394, 46645), (491, 37430), (982, 18715), (985, 18658), (1970, 9329), (2455, 7486), (3743, 4910)]