20106135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 43130880

約数和(自身を除く): 23024745

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 31, 35, 45, 63, 71, 87, 93, 105, 145, 155, 203, 213, 217, 261, 279, 315, 355, 435, 465, 497, 609, 639, 651, 899, 1015, 1065, 1085, 1305, 1395, 1491, 1827, 1953, 2059, 2201, 2485, 2697, 3045, 3195, 3255, 4473, 4495, 6177, 6293, 6603, 7455, 8091, 9135, 9765, 10295, 11005, 13485, 14413, 15407, 18531, 18879, 19809, 22365, 30885, 31465, 33015, 40455, 43239, 46221, 56637, 63829, 72065, 77035, 92655, 94395, 99045, 129717, 138663, 191487, 216195, 231105, 283185, 319145, 446803, 574461, 648585, 693315, 957435, 1340409, 2234015, 2872305, 4021227, 6702045, 20106135]

約数ペア:

[(1, 20106135), (3, 6702045), (5, 4021227), (7, 2872305), (9, 2234015), (15, 1340409), (21, 957435), (29, 693315), (31, 648585), (35, 574461), (45, 446803), (63, 319145), (71, 283185), (87, 231105), (93, 216195), (105, 191487), (145, 138663), (155, 129717), (203, 99045), (213, 94395), (217, 92655), (261, 77035), (279, 72065), (315, 63829), (355, 56637), (435, 46221), (465, 43239), (497, 40455), (609, 33015), (639, 31465), (651, 30885), (899, 22365), (1015, 19809), (1065, 18879), (1085, 18531), (1305, 15407), (1395, 14413), (1491, 13485), (1827, 11005), (1953, 10295), (2059, 9765), (2201, 9135), (2485, 8091), (2697, 7455), (3045, 6603), (3195, 6293), (3255, 6177), (4473, 4495)]