17990658

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 48657024

約数和(自身を除く): 30666366

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 37, 42, 51, 63, 74, 102, 111, 119, 126, 153, 222, 227, 238, 259, 306, 333, 357, 454, 518, 629, 666, 681, 714, 777, 1071, 1258, 1362, 1554, 1589, 1887, 2043, 2142, 2331, 3178, 3774, 3859, 4086, 4403, 4662, 4767, 5661, 7718, 8399, 8806, 9534, 11322, 11577, 13209, 14301, 16798, 23154, 25197, 26418, 27013, 28602, 34731, 39627, 50394, 54026, 58793, 69462, 75591, 79254, 81039, 117586, 142783, 151182, 162078, 176379, 243117, 285566, 352758, 428349, 486234, 529137, 856698, 999481, 1058274, 1285047, 1998962, 2570094, 2998443, 5996886, 8995329, 17990658]

約数ペア:

[(1, 17990658), (2, 8995329), (3, 5996886), (6, 2998443), (7, 2570094), (9, 1998962), (14, 1285047), (17, 1058274), (18, 999481), (21, 856698), (34, 529137), (37, 486234), (42, 428349), (51, 352758), (63, 285566), (74, 243117), (102, 176379), (111, 162078), (119, 151182), (126, 142783), (153, 117586), (222, 81039), (227, 79254), (238, 75591), (259, 69462), (306, 58793), (333, 54026), (357, 50394), (454, 39627), (518, 34731), (629, 28602), (666, 27013), (681, 26418), (714, 25197), (777, 23154), (1071, 16798), (1258, 14301), (1362, 13209), (1554, 11577), (1589, 11322), (1887, 9534), (2043, 8806), (2142, 8399), (2331, 7718), (3178, 5661), (3774, 4767), (3859, 4662), (4086, 4403)]