18965370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 49424256

約数和(自身を除く): 30458886

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 170, 205, 246, 255, 410, 510, 615, 697, 907, 1230, 1394, 1814, 2091, 2721, 3485, 4182, 4535, 5442, 6970, 9070, 10455, 13605, 15419, 20910, 27210, 30838, 37187, 46257, 74374, 77095, 92514, 111561, 154190, 185935, 223122, 231285, 371870, 462570, 557805, 632179, 1115610, 1264358, 1896537, 3160895, 3793074, 6321790, 9482685, 18965370]

約数ペア:

[(1, 18965370), (2, 9482685), (3, 6321790), (5, 3793074), (6, 3160895), (10, 1896537), (15, 1264358), (17, 1115610), (30, 632179), (34, 557805), (41, 462570), (51, 371870), (82, 231285), (85, 223122), (102, 185935), (123, 154190), (170, 111561), (205, 92514), (246, 77095), (255, 74374), (410, 46257), (510, 37187), (615, 30838), (697, 27210), (907, 20910), (1230, 15419), (1394, 13605), (1814, 10455), (2091, 9070), (2721, 6970), (3485, 5442), (4182, 4535)]