18898776

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 56194320

約数和(自身を除く): 37295544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 61, 72, 78, 104, 117, 122, 156, 183, 234, 244, 312, 331, 366, 468, 488, 549, 662, 732, 793, 936, 993, 1098, 1324, 1464, 1586, 1986, 2196, 2379, 2648, 2979, 3172, 3972, 4303, 4392, 4758, 5958, 6344, 7137, 7944, 8606, 9516, 11916, 12909, 14274, 17212, 19032, 20191, 23832, 25818, 28548, 34424, 38727, 40382, 51636, 57096, 60573, 77454, 80764, 103272, 121146, 154908, 161528, 181719, 242292, 262483, 309816, 363438, 484584, 524966, 726876, 787449, 1049932, 1453752, 1574898, 2099864, 2362347, 3149796, 4724694, 6299592, 9449388, 18898776]

約数ペア:

[(1, 18898776), (2, 9449388), (3, 6299592), (4, 4724694), (6, 3149796), (8, 2362347), (9, 2099864), (12, 1574898), (13, 1453752), (18, 1049932), (24, 787449), (26, 726876), (36, 524966), (39, 484584), (52, 363438), (61, 309816), (72, 262483), (78, 242292), (104, 181719), (117, 161528), (122, 154908), (156, 121146), (183, 103272), (234, 80764), (244, 77454), (312, 60573), (331, 57096), (366, 51636), (468, 40382), (488, 38727), (549, 34424), (662, 28548), (732, 25818), (793, 23832), (936, 20191), (993, 19032), (1098, 17212), (1324, 14274), (1464, 12909), (1586, 11916), (1986, 9516), (2196, 8606), (2379, 7944), (2648, 7137), (2979, 6344), (3172, 5958), (3972, 4758), (4303, 4392)]