17939231368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1\times {\mathrm{4091}}^1$

素因数の和:5830

約数の個数: 64

約数和(自身を含む): 37520366400

約数和(自身を除く): 19581135032

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 1697, 2584, 3394, 4091, 6788, 8182, 13576, 16364, 28849, 32243, 32728, 57698, 64486, 69547, 77729, 115396, 128972, 139094, 155458, 230792, 257944, 278188, 310916, 548131, 556376, 621832, 1096262, 1321393, 2192524, 2642786, 4385048, 5285572, 6942427, 10571144, 13884854, 27769708, 55539416, 118021259, 131906113, 236042518, 263812226, 472085036, 527624452, 944170072, 1055248904, 2242403921, 4484807842, 8969615684, 17939231368]

約数ペア:

[(1, 17939231368), (2, 8969615684), (4, 4484807842), (8, 2242403921), (17, 1055248904), (19, 944170072), (34, 527624452), (38, 472085036), (68, 263812226), (76, 236042518), (136, 131906113), (152, 118021259), (323, 55539416), (646, 27769708), (1292, 13884854), (1697, 10571144), (2584, 6942427), (3394, 5285572), (4091, 4385048), (6788, 2642786), (8182, 2192524), (13576, 1321393), (16364, 1096262), (28849, 621832), (32243, 556376), (32728, 548131), (57698, 310916), (64486, 278188), (69547, 257944), (77729, 230792), (115396, 155458), (128972, 139094)]