19267290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 144

約数和(自身を含む): 61941672

約数和(自身を除く): 42674382

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 245, 255, 257, 294, 306, 315, 357, 441, 490, 510, 514, 595, 630, 714, 735, 765, 771, 833, 882, 1071, 1190, 1285, 1470, 1530, 1542, 1666, 1785, 1799, 2142, 2205, 2313, 2499, 2570, 3570, 3598, 3855, 4165, 4369, 4410, 4626, 4998, 5355, 5397, 7497, 7710, 8330, 8738, 8995, 10710, 10794, 11565, 12495, 12593, 13107, 14994, 16191, 17990, 21845, 23130, 24990, 25186, 26214, 26985, 30583, 32382, 37485, 37779, 39321, 43690, 53970, 61166, 62965, 65535, 74970, 75558, 78642, 80955, 91749, 113337, 125930, 131070, 152915, 161910, 183498, 188895, 196605, 214081, 226674, 275247, 305830, 377790, 393210, 428162, 458745, 550494, 566685, 642243, 917490, 1070405, 1133370, 1284486, 1376235, 1926729, 2140810, 2752470, 3211215, 3853458, 6422430, 9633645, 19267290]

約数ペア:

[(1, 19267290), (2, 9633645), (3, 6422430), (5, 3853458), (6, 3211215), (7, 2752470), (9, 2140810), (10, 1926729), (14, 1376235), (15, 1284486), (17, 1133370), (18, 1070405), (21, 917490), (30, 642243), (34, 566685), (35, 550494), (42, 458745), (45, 428162), (49, 393210), (51, 377790), (63, 305830), (70, 275247), (85, 226674), (90, 214081), (98, 196605), (102, 188895), (105, 183498), (119, 161910), (126, 152915), (147, 131070), (153, 125930), (170, 113337), (210, 91749), (238, 80955), (245, 78642), (255, 75558), (257, 74970), (294, 65535), (306, 62965), (315, 61166), (357, 53970), (441, 43690), (490, 39321), (510, 37779), (514, 37485), (595, 32382), (630, 30583), (714, 26985), (735, 26214), (765, 25186), (771, 24990), (833, 23130), (882, 21845), (1071, 17990), (1190, 16191), (1285, 14994), (1470, 13107), (1530, 12593), (1542, 12495), (1666, 11565), (1785, 10794), (1799, 10710), (2142, 8995), (2205, 8738), (2313, 8330), (2499, 7710), (2570, 7497), (3570, 5397), (3598, 5355), (3855, 4998), (4165, 4626), (4369, 4410)]