18888896

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 56

約数和(自身を含む): 41050464

約数和(自身を除く): 22161568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 146, 208, 292, 311, 416, 584, 622, 832, 949, 1168, 1244, 1898, 2336, 2488, 3796, 4043, 4672, 4976, 7592, 8086, 9952, 15184, 16172, 19904, 22703, 30368, 32344, 45406, 60736, 64688, 90812, 129376, 181624, 258752, 295139, 363248, 590278, 726496, 1180556, 1452992, 2361112, 4722224, 9444448, 18888896]

約数ペア:

[(1, 18888896), (2, 9444448), (4, 4722224), (8, 2361112), (13, 1452992), (16, 1180556), (26, 726496), (32, 590278), (52, 363248), (64, 295139), (73, 258752), (104, 181624), (146, 129376), (208, 90812), (292, 64688), (311, 60736), (416, 45406), (584, 32344), (622, 30368), (832, 22703), (949, 19904), (1168, 16172), (1244, 15184), (1898, 9952), (2336, 8086), (2488, 7592), (3796, 4976), (4043, 4672)]