388524616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{41903}}^1$

素因数の和:41989

約数の個数: 32

約数和(自身を含む): 779414400

約数和(自身を除く): 390889784

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 41903, 83806, 167612, 335224, 796157, 1592314, 2556083, 3184628, 5112166, 6369256, 10224332, 20448664, 48565577, 97131154, 194262308, 388524616]

約数ペア:

[(1, 388524616), (2, 194262308), (4, 97131154), (8, 48565577), (19, 20448664), (38, 10224332), (61, 6369256), (76, 5112166), (122, 3184628), (152, 2556083), (244, 1592314), (488, 796157), (1159, 335224), (2318, 167612), (4636, 83806), (9272, 41903)]