20586690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4048

約数の個数: 64

約数和(自身を含む): 57801600

約数和(自身を除く): 37214910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 4013, 5130, 8026, 12039, 20065, 24078, 36117, 40130, 60195, 72234, 76247, 108351, 120390, 152494, 180585, 216702, 228741, 361170, 381235, 457482, 541755, 686223, 762470, 1083510, 1143705, 1372446, 2058669, 2287410, 3431115, 4117338, 6862230, 10293345, 20586690]

約数ペア:

[(1, 20586690), (2, 10293345), (3, 6862230), (5, 4117338), (6, 3431115), (9, 2287410), (10, 2058669), (15, 1372446), (18, 1143705), (19, 1083510), (27, 762470), (30, 686223), (38, 541755), (45, 457482), (54, 381235), (57, 361170), (90, 228741), (95, 216702), (114, 180585), (135, 152494), (171, 120390), (190, 108351), (270, 76247), (285, 72234), (342, 60195), (513, 40130), (570, 36117), (855, 24078), (1026, 20065), (1710, 12039), (2565, 8026), (4013, 5130)]