19741036670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{27611}}^1$

素因数の和:27761

約数の個数: 64

約数和(自身を含む): 38647964160

約数和(自身を除く): 18906927490

約数列:

[1, 2, 5, 10, 19, 38, 53, 71, 95, 106, 142, 190, 265, 355, 530, 710, 1007, 1349, 2014, 2698, 3763, 5035, 6745, 7526, 10070, 13490, 18815, 27611, 37630, 55222, 71497, 138055, 142994, 276110, 357485, 524609, 714970, 1049218, 1463383, 1960381, 2623045, 2926766, 3920762, 5246090, 7316915, 9801905, 14633830, 19603810, 27804277, 37247239, 55608554, 74494478, 103900193, 139021385, 186236195, 207800386, 278042770, 372472390, 519500965, 1039001930, 1974103667, 3948207334, 9870518335, 19741036670]

約数ペア:

[(1, 19741036670), (2, 9870518335), (5, 3948207334), (10, 1974103667), (19, 1039001930), (38, 519500965), (53, 372472390), (71, 278042770), (95, 207800386), (106, 186236195), (142, 139021385), (190, 103900193), (265, 74494478), (355, 55608554), (530, 37247239), (710, 27804277), (1007, 19603810), (1349, 14633830), (2014, 9801905), (2698, 7316915), (3763, 5246090), (5035, 3920762), (6745, 2926766), (7526, 2623045), (10070, 1960381), (13490, 1463383), (18815, 1049218), (27611, 714970), (37630, 524609), (55222, 357485), (71497, 276110), (138055, 142994)]