203921718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1842

約数の個数: 128

約数和(自身を含む): 576737280

約数和(自身を除く): 372815562

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 19, 21, 22, 26, 33, 38, 39, 42, 57, 66, 77, 78, 91, 114, 133, 143, 154, 182, 209, 231, 247, 266, 273, 286, 399, 418, 429, 462, 494, 546, 627, 741, 798, 858, 1001, 1254, 1463, 1482, 1729, 1787, 2002, 2717, 2926, 3003, 3458, 3574, 4389, 5187, 5361, 5434, 6006, 8151, 8778, 10374, 10722, 12509, 16302, 19019, 19657, 23231, 25018, 33953, 37527, 38038, 39314, 46462, 57057, 58971, 67906, 69693, 75054, 101859, 114114, 117942, 137599, 139386, 162617, 203718, 237671, 255541, 275198, 325234, 373483, 412797, 441389, 475342, 487851, 511082, 713013, 746966, 766623, 825594, 882778, 975702, 1120449, 1324167, 1426026, 1533246, 1788787, 2240898, 2614381, 2648334, 3089723, 3577574, 4855279, 5228762, 5366361, 6179446, 7843143, 9269169, 9710558, 10732722, 14565837, 15686286, 18538338, 29131674, 33986953, 67973906, 101960859, 203921718]

約数ペア:

[(1, 203921718), (2, 101960859), (3, 67973906), (6, 33986953), (7, 29131674), (11, 18538338), (13, 15686286), (14, 14565837), (19, 10732722), (21, 9710558), (22, 9269169), (26, 7843143), (33, 6179446), (38, 5366361), (39, 5228762), (42, 4855279), (57, 3577574), (66, 3089723), (77, 2648334), (78, 2614381), (91, 2240898), (114, 1788787), (133, 1533246), (143, 1426026), (154, 1324167), (182, 1120449), (209, 975702), (231, 882778), (247, 825594), (266, 766623), (273, 746966), (286, 713013), (399, 511082), (418, 487851), (429, 475342), (462, 441389), (494, 412797), (546, 373483), (627, 325234), (741, 275198), (798, 255541), (858, 237671), (1001, 203718), (1254, 162617), (1463, 139386), (1482, 137599), (1729, 117942), (1787, 114114), (2002, 101859), (2717, 75054), (2926, 69693), (3003, 67906), (3458, 58971), (3574, 57057), (4389, 46462), (5187, 39314), (5361, 38038), (5434, 37527), (6006, 33953), (8151, 25018), (8778, 23231), (10374, 19657), (10722, 19019), (12509, 16302)]