19001961472

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{1427431}}^1$

素因数の和:1427464

約数の個数: 44

約数和(自身を含む): 40907346256

約数和(自身を除く): 21905384784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 13312, 1427431, 2854862, 5709724, 11419448, 18556603, 22838896, 37113206, 45677792, 74226412, 91355584, 148452824, 182711168, 296905648, 365422336, 593811296, 730844672, 1187622592, 1461689344, 2375245184, 4750490368, 9500980736, 19001961472]

約数ペア:

[(1, 19001961472), (2, 9500980736), (4, 4750490368), (8, 2375245184), (13, 1461689344), (16, 1187622592), (26, 730844672), (32, 593811296), (52, 365422336), (64, 296905648), (104, 182711168), (128, 148452824), (208, 91355584), (256, 74226412), (416, 45677792), (512, 37113206), (832, 22838896), (1024, 18556603), (1664, 11419448), (3328, 5709724), (6656, 2854862), (13312, 1427431)]