18744690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10243}}^1$

素因数の和:10314

約数の個数: 32

約数和(自身を含む): 45729216

約数和(自身を除く): 26984526

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10243, 20486, 30729, 51215, 61458, 102430, 153645, 307290, 624823, 1249646, 1874469, 3124115, 3748938, 6248230, 9372345, 18744690]

約数ペア:

[(1, 18744690), (2, 9372345), (3, 6248230), (5, 3748938), (6, 3124115), (10, 1874469), (15, 1249646), (30, 624823), (61, 307290), (122, 153645), (183, 102430), (305, 61458), (366, 51215), (610, 30729), (915, 20486), (1830, 10243)]