208290616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{173}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 418174200

約数和(自身を除く): 209883584

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 173, 178, 346, 356, 692, 712, 1384, 1691, 3287, 3382, 6574, 6764, 7921, 13148, 13528, 15397, 15842, 26296, 30794, 31684, 61588, 63368, 123176, 150499, 292543, 300998, 585086, 601996, 1170172, 1203992, 1370333, 2340344, 2740666, 5481332, 10962664, 26036327, 52072654, 104145308, 208290616]

約数ペア:

[(1, 208290616), (2, 104145308), (4, 52072654), (8, 26036327), (19, 10962664), (38, 5481332), (76, 2740666), (89, 2340344), (152, 1370333), (173, 1203992), (178, 1170172), (346, 601996), (356, 585086), (692, 300998), (712, 292543), (1384, 150499), (1691, 123176), (3287, 63368), (3382, 61588), (6574, 31684), (6764, 30794), (7921, 26296), (13148, 15842), (13528, 15397)]