19603935

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 40255488

約数和(自身を除く): 20651553

約数列:

[1, 3, 5, 9, 13, 15, 23, 31, 39, 45, 47, 65, 69, 93, 115, 117, 141, 155, 195, 207, 235, 279, 299, 345, 403, 423, 465, 585, 611, 705, 713, 897, 1035, 1081, 1209, 1395, 1457, 1495, 1833, 2015, 2115, 2139, 2691, 3055, 3243, 3565, 3627, 4371, 4485, 5405, 5499, 6045, 6417, 7285, 9165, 9269, 9729, 10695, 13113, 13455, 14053, 16215, 18135, 18941, 21855, 27495, 27807, 32085, 33511, 42159, 46345, 48645, 56823, 65565, 70265, 83421, 94705, 100533, 126477, 139035, 167555, 170469, 210795, 284115, 301599, 417105, 435643, 502665, 632385, 852345, 1306929, 1507995, 2178215, 3920787, 6534645, 19603935]

約数ペア:

[(1, 19603935), (3, 6534645), (5, 3920787), (9, 2178215), (13, 1507995), (15, 1306929), (23, 852345), (31, 632385), (39, 502665), (45, 435643), (47, 417105), (65, 301599), (69, 284115), (93, 210795), (115, 170469), (117, 167555), (141, 139035), (155, 126477), (195, 100533), (207, 94705), (235, 83421), (279, 70265), (299, 65565), (345, 56823), (403, 48645), (423, 46345), (465, 42159), (585, 33511), (611, 32085), (705, 27807), (713, 27495), (897, 21855), (1035, 18941), (1081, 18135), (1209, 16215), (1395, 14053), (1457, 13455), (1495, 13113), (1833, 10695), (2015, 9729), (2115, 9269), (2139, 9165), (2691, 7285), (3055, 6417), (3243, 6045), (3565, 5499), (3627, 5405), (4371, 4485)]