20558712

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 55792800

約数和(自身を除く): 35234088

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1229, 1394, 2091, 2458, 2788, 3687, 4182, 4916, 5576, 7374, 8364, 9832, 14748, 16728, 20893, 29496, 41786, 50389, 62679, 83572, 100778, 125358, 151167, 167144, 201556, 250716, 302334, 403112, 501432, 604668, 856613, 1209336, 1713226, 2569839, 3426452, 5139678, 6852904, 10279356, 20558712]

約数ペア:

[(1, 20558712), (2, 10279356), (3, 6852904), (4, 5139678), (6, 3426452), (8, 2569839), (12, 1713226), (17, 1209336), (24, 856613), (34, 604668), (41, 501432), (51, 403112), (68, 302334), (82, 250716), (102, 201556), (123, 167144), (136, 151167), (164, 125358), (204, 100778), (246, 83572), (328, 62679), (408, 50389), (492, 41786), (697, 29496), (984, 20893), (1229, 16728), (1394, 14748), (2091, 9832), (2458, 8364), (2788, 7374), (3687, 5576), (4182, 4916)]