20148588

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 55648320

約数和(自身を除く): 35499732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1091, 1539, 2052, 2182, 3078, 3273, 4364, 4617, 6156, 6546, 9234, 9819, 13092, 18468, 19638, 20729, 29457, 39276, 41458, 58914, 62187, 82916, 88371, 117828, 124374, 176742, 186561, 248748, 265113, 353484, 373122, 530226, 559683, 746244, 1060452, 1119366, 1679049, 2238732, 3358098, 5037147, 6716196, 10074294, 20148588]

約数ペア:

[(1, 20148588), (2, 10074294), (3, 6716196), (4, 5037147), (6, 3358098), (9, 2238732), (12, 1679049), (18, 1119366), (19, 1060452), (27, 746244), (36, 559683), (38, 530226), (54, 373122), (57, 353484), (76, 265113), (81, 248748), (108, 186561), (114, 176742), (162, 124374), (171, 117828), (228, 88371), (243, 82916), (324, 62187), (342, 58914), (486, 41458), (513, 39276), (684, 29457), (972, 20729), (1026, 19638), (1091, 18468), (1539, 13092), (2052, 9819), (2182, 9234), (3078, 6546), (3273, 6156), (4364, 4617)]