18033940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 43545600

約数和(自身を除く): 25511660

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 31, 34, 58, 59, 62, 68, 85, 116, 118, 124, 145, 155, 170, 236, 290, 295, 310, 340, 493, 527, 580, 590, 620, 899, 986, 1003, 1054, 1180, 1711, 1798, 1829, 1972, 2006, 2108, 2465, 2635, 3422, 3596, 3658, 4012, 4495, 4930, 5015, 5270, 6844, 7316, 8555, 8990, 9145, 9860, 10030, 10540, 15283, 17110, 17980, 18290, 20060, 29087, 30566, 31093, 34220, 36580, 53041, 58174, 61132, 62186, 76415, 106082, 116348, 124372, 145435, 152830, 155465, 212164, 265205, 290870, 305660, 310930, 530410, 581740, 621860, 901697, 1060820, 1803394, 3606788, 4508485, 9016970, 18033940]

約数ペア:

[(1, 18033940), (2, 9016970), (4, 4508485), (5, 3606788), (10, 1803394), (17, 1060820), (20, 901697), (29, 621860), (31, 581740), (34, 530410), (58, 310930), (59, 305660), (62, 290870), (68, 265205), (85, 212164), (116, 155465), (118, 152830), (124, 145435), (145, 124372), (155, 116348), (170, 106082), (236, 76415), (290, 62186), (295, 61132), (310, 58174), (340, 53041), (493, 36580), (527, 34220), (580, 31093), (590, 30566), (620, 29087), (899, 20060), (986, 18290), (1003, 17980), (1054, 17110), (1180, 15283), (1711, 10540), (1798, 10030), (1829, 9860), (1972, 9145), (2006, 8990), (2108, 8555), (2465, 7316), (2635, 6844), (3422, 5270), (3596, 5015), (3658, 4930), (4012, 4495)]