20038993929

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 32215040000

約数和(自身を除く): 12176046071

約数列:

[1, 3, 9, 19, 31, 57, 79, 93, 109, 171, 237, 279, 327, 439, 589, 711, 981, 1317, 1501, 1767, 2071, 2449, 3379, 3951, 4503, 5301, 6213, 7347, 8341, 8611, 10137, 13509, 13609, 18639, 22041, 25023, 25833, 30411, 34681, 40827, 46531, 47851, 64201, 75069, 77499, 104043, 122481, 139593, 143553, 163609, 192603, 258571, 266941, 312129, 418779, 430659, 490827, 577809, 658939, 775713, 800823, 909169, 1075111, 1472481, 1483381, 1976817, 2327139, 2402469, 2727507, 3225333, 3780229, 4450143, 5071879, 5930451, 8182521, 9675999, 11340687, 13350429, 15215637, 20427109, 28184239, 34022061, 45646911, 61281327, 71824351, 84552717, 117187099, 183843981, 215473053, 253658151, 351561297, 646419159, 1054683891, 2226554881, 6679664643, 20038993929]

約数ペア:

[(1, 20038993929), (3, 6679664643), (9, 2226554881), (19, 1054683891), (31, 646419159), (57, 351561297), (79, 253658151), (93, 215473053), (109, 183843981), (171, 117187099), (237, 84552717), (279, 71824351), (327, 61281327), (439, 45646911), (589, 34022061), (711, 28184239), (981, 20427109), (1317, 15215637), (1501, 13350429), (1767, 11340687), (2071, 9675999), (2449, 8182521), (3379, 5930451), (3951, 5071879), (4503, 4450143), (5301, 3780229), (6213, 3225333), (7347, 2727507), (8341, 2402469), (8611, 2327139), (10137, 1976817), (13509, 1483381), (13609, 1472481), (18639, 1075111), (22041, 909169), (25023, 800823), (25833, 775713), (30411, 658939), (34681, 577809), (40827, 490827), (46531, 430659), (47851, 418779), (64201, 312129), (75069, 266941), (77499, 258571), (104043, 192603), (122481, 163609), (139593, 143553)]