18306072

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3664

約数の個数: 48

約数和(自身を含む): 50291280

約数和(自身を除く): 31985208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3581, 5112, 7162, 10743, 14324, 21486, 28648, 32229, 42972, 64458, 85944, 128916, 254251, 257832, 508502, 762753, 1017004, 1525506, 2034008, 2288259, 3051012, 4576518, 6102024, 9153036, 18306072]

約数ペア:

[(1, 18306072), (2, 9153036), (3, 6102024), (4, 4576518), (6, 3051012), (8, 2288259), (9, 2034008), (12, 1525506), (18, 1017004), (24, 762753), (36, 508502), (71, 257832), (72, 254251), (142, 128916), (213, 85944), (284, 64458), (426, 42972), (568, 32229), (639, 28648), (852, 21486), (1278, 14324), (1704, 10743), (2556, 7162), (3581, 5112)]