19503470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 41663808

約数和(自身を除く): 22160338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 742, 751, 1502, 1855, 2597, 3710, 3755, 5194, 5257, 7510, 10514, 12985, 25970, 26285, 36799, 39803, 52570, 73598, 79606, 183995, 199015, 278621, 367990, 398030, 557242, 1393105, 1950347, 2786210, 3900694, 9751735, 19503470]

約数ペア:

[(1, 19503470), (2, 9751735), (5, 3900694), (7, 2786210), (10, 1950347), (14, 1393105), (35, 557242), (49, 398030), (53, 367990), (70, 278621), (98, 199015), (106, 183995), (245, 79606), (265, 73598), (371, 52570), (490, 39803), (530, 36799), (742, 26285), (751, 25970), (1502, 12985), (1855, 10514), (2597, 7510), (3710, 5257), (3755, 5194)]