19664148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1787}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 52867584

約数和(自身を除く): 33203436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1787, 1834, 2751, 3574, 3668, 5361, 5502, 7148, 10722, 11004, 12509, 21444, 25018, 37527, 50036, 75054, 150108, 234097, 468194, 702291, 936388, 1404582, 1638679, 2809164, 3277358, 4916037, 6554716, 9832074, 19664148]

約数ペア:

[(1, 19664148), (2, 9832074), (3, 6554716), (4, 4916037), (6, 3277358), (7, 2809164), (12, 1638679), (14, 1404582), (21, 936388), (28, 702291), (42, 468194), (84, 234097), (131, 150108), (262, 75054), (393, 50036), (524, 37527), (786, 25018), (917, 21444), (1572, 12509), (1787, 11004), (1834, 10722), (2751, 7148), (3574, 5502), (3668, 5361)]