18737910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 53138592

約数和(自身を除く): 34400682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 37, 45, 51, 74, 85, 90, 102, 111, 153, 170, 185, 222, 255, 306, 331, 333, 370, 510, 555, 629, 662, 666, 765, 993, 1110, 1258, 1530, 1655, 1665, 1887, 1986, 2979, 3145, 3310, 3330, 3774, 4965, 5627, 5661, 5958, 6290, 9435, 9930, 11254, 11322, 12247, 14895, 16881, 18870, 24494, 28135, 28305, 29790, 33762, 36741, 50643, 56270, 56610, 61235, 73482, 84405, 101286, 110223, 122470, 168810, 183705, 208199, 220446, 253215, 367410, 416398, 506430, 551115, 624597, 1040995, 1102230, 1249194, 1873791, 2081990, 3122985, 3747582, 6245970, 9368955, 18737910]

約数ペア:

[(1, 18737910), (2, 9368955), (3, 6245970), (5, 3747582), (6, 3122985), (9, 2081990), (10, 1873791), (15, 1249194), (17, 1102230), (18, 1040995), (30, 624597), (34, 551115), (37, 506430), (45, 416398), (51, 367410), (74, 253215), (85, 220446), (90, 208199), (102, 183705), (111, 168810), (153, 122470), (170, 110223), (185, 101286), (222, 84405), (255, 73482), (306, 61235), (331, 56610), (333, 56270), (370, 50643), (510, 36741), (555, 33762), (629, 29790), (662, 28305), (666, 28135), (765, 24494), (993, 18870), (1110, 16881), (1258, 14895), (1530, 12247), (1655, 11322), (1665, 11254), (1887, 9930), (1986, 9435), (2979, 6290), (3145, 5958), (3310, 5661), (3330, 5627), (3774, 4965)]