19392230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 22411546

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 191, 286, 355, 382, 710, 715, 781, 923, 955, 1430, 1562, 1846, 1910, 2101, 2483, 3905, 4202, 4615, 4966, 7810, 9230, 10153, 10505, 12415, 13561, 20306, 21010, 24830, 27122, 27313, 50765, 54626, 67805, 101530, 135610, 136565, 149171, 176293, 273130, 298342, 352586, 745855, 881465, 1491710, 1762930, 1939223, 3878446, 9696115, 19392230]

約数ペア:

[(1, 19392230), (2, 9696115), (5, 3878446), (10, 1939223), (11, 1762930), (13, 1491710), (22, 881465), (26, 745855), (55, 352586), (65, 298342), (71, 273130), (110, 176293), (130, 149171), (142, 136565), (143, 135610), (191, 101530), (286, 67805), (355, 54626), (382, 50765), (710, 27313), (715, 27122), (781, 24830), (923, 21010), (955, 20306), (1430, 13561), (1562, 12415), (1846, 10505), (1910, 10153), (2101, 9230), (2483, 7810), (3905, 4966), (4202, 4615)]