20104692015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{13933}}^1$

素因数の和:14104

約数の個数: 64

約数和(自身を含む): 34832770560

約数和(自身を除く): 14728078545

約数列:

[1, 3, 5, 15, 19, 57, 61, 83, 95, 183, 249, 285, 305, 415, 915, 1159, 1245, 1577, 3477, 4731, 5063, 5795, 7885, 13933, 15189, 17385, 23655, 25315, 41799, 69665, 75945, 96197, 208995, 264727, 288591, 480985, 794181, 849913, 1156439, 1323635, 1442955, 2549739, 3469317, 3970905, 4249565, 5782195, 12748695, 16148347, 17346585, 21972341, 48445041, 65917023, 70542779, 80741735, 109861705, 211628337, 242225205, 329585115, 352713895, 1058141685, 1340312801, 4020938403, 6701564005, 20104692015]

約数ペア:

[(1, 20104692015), (3, 6701564005), (5, 4020938403), (15, 1340312801), (19, 1058141685), (57, 352713895), (61, 329585115), (83, 242225205), (95, 211628337), (183, 109861705), (249, 80741735), (285, 70542779), (305, 65917023), (415, 48445041), (915, 21972341), (1159, 17346585), (1245, 16148347), (1577, 12748695), (3477, 5782195), (4731, 4249565), (5063, 3970905), (5795, 3469317), (7885, 2549739), (13933, 1442955), (15189, 1323635), (17385, 1156439), (23655, 849913), (25315, 794181), (41799, 480985), (69665, 288591), (75945, 264727), (96197, 208995)]