20189701834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 32969664000

約数和(自身を除く): 12779962166

約数列:

[1, 2, 19, 38, 73, 79, 146, 158, 181, 362, 509, 1018, 1387, 1501, 2774, 3002, 3439, 5767, 6878, 9671, 11534, 13213, 14299, 19342, 26426, 28598, 37157, 40211, 74314, 80422, 92129, 109573, 184258, 219146, 251047, 271681, 502094, 543362, 705983, 764009, 1043827, 1411966, 1528018, 1750451, 2087654, 2935403, 3500902, 5870806, 6725417, 7278191, 13450834, 14556382, 19832713, 39665426, 55772657, 111545314, 127782923, 138285629, 255565846, 276571258, 531307943, 1062615886, 10094850917, 20189701834]

約数ペア:

[(1, 20189701834), (2, 10094850917), (19, 1062615886), (38, 531307943), (73, 276571258), (79, 255565846), (146, 138285629), (158, 127782923), (181, 111545314), (362, 55772657), (509, 39665426), (1018, 19832713), (1387, 14556382), (1501, 13450834), (2774, 7278191), (3002, 6725417), (3439, 5870806), (5767, 3500902), (6878, 2935403), (9671, 2087654), (11534, 1750451), (13213, 1528018), (14299, 1411966), (19342, 1043827), (26426, 764009), (28598, 705983), (37157, 543362), (40211, 502094), (74314, 271681), (80422, 251047), (92129, 219146), (109573, 184258)]