18893970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 53222832

約数和(自身を除く): 34328862

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 53, 85, 90, 102, 106, 153, 159, 170, 233, 255, 265, 306, 318, 466, 477, 510, 530, 699, 765, 795, 901, 954, 1165, 1398, 1530, 1590, 1802, 2097, 2330, 2385, 2703, 3495, 3961, 4194, 4505, 4770, 5406, 6990, 7922, 8109, 9010, 10485, 11883, 12349, 13515, 16218, 19805, 20970, 23766, 24698, 27030, 35649, 37047, 39610, 40545, 59415, 61745, 71298, 74094, 81090, 111141, 118830, 123490, 178245, 185235, 209933, 222282, 356490, 370470, 419866, 555705, 629799, 1049665, 1111410, 1259598, 1889397, 2099330, 3148995, 3778794, 6297990, 9446985, 18893970]

約数ペア:

[(1, 18893970), (2, 9446985), (3, 6297990), (5, 3778794), (6, 3148995), (9, 2099330), (10, 1889397), (15, 1259598), (17, 1111410), (18, 1049665), (30, 629799), (34, 555705), (45, 419866), (51, 370470), (53, 356490), (85, 222282), (90, 209933), (102, 185235), (106, 178245), (153, 123490), (159, 118830), (170, 111141), (233, 81090), (255, 74094), (265, 71298), (306, 61745), (318, 59415), (466, 40545), (477, 39610), (510, 37047), (530, 35649), (699, 27030), (765, 24698), (795, 23766), (901, 20970), (954, 19805), (1165, 16218), (1398, 13515), (1530, 12349), (1590, 11883), (1802, 10485), (2097, 9010), (2330, 8109), (2385, 7922), (2703, 6990), (3495, 5406), (3961, 4770), (4194, 4505)]