19856430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 58226688

約数和(自身を除く): 38370258

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 647, 682, 930, 990, 1023, 1294, 1395, 1705, 1941, 2046, 2790, 3069, 3235, 3410, 3882, 5115, 5823, 6138, 6470, 7117, 9705, 10230, 11646, 14234, 15345, 19410, 20057, 21351, 29115, 30690, 35585, 40114, 42702, 58230, 60171, 64053, 71170, 100285, 106755, 120342, 128106, 180513, 200570, 213510, 220627, 300855, 320265, 361026, 441254, 601710, 640530, 661881, 902565, 1103135, 1323762, 1805130, 1985643, 2206270, 3309405, 3971286, 6618810, 9928215, 19856430]

約数ペア:

[(1, 19856430), (2, 9928215), (3, 6618810), (5, 3971286), (6, 3309405), (9, 2206270), (10, 1985643), (11, 1805130), (15, 1323762), (18, 1103135), (22, 902565), (30, 661881), (31, 640530), (33, 601710), (45, 441254), (55, 361026), (62, 320265), (66, 300855), (90, 220627), (93, 213510), (99, 200570), (110, 180513), (155, 128106), (165, 120342), (186, 106755), (198, 100285), (279, 71170), (310, 64053), (330, 60171), (341, 58230), (465, 42702), (495, 40114), (558, 35585), (647, 30690), (682, 29115), (930, 21351), (990, 20057), (1023, 19410), (1294, 15345), (1395, 14234), (1705, 11646), (1941, 10230), (2046, 9705), (2790, 7117), (3069, 6470), (3235, 6138), (3410, 5823), (3882, 5115)]