23195128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 50220000

約数和(自身を除く): 27024872

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 61, 88, 116, 122, 149, 232, 244, 298, 319, 488, 596, 638, 671, 1192, 1276, 1342, 1639, 1769, 2552, 2684, 3278, 3538, 4321, 5368, 6556, 7076, 8642, 9089, 13112, 14152, 17284, 18178, 19459, 34568, 36356, 38918, 47531, 72712, 77836, 95062, 99979, 155672, 190124, 199958, 263581, 380248, 399916, 527162, 799832, 1054324, 2108648, 2899391, 5798782, 11597564, 23195128]

約数ペア:

[(1, 23195128), (2, 11597564), (4, 5798782), (8, 2899391), (11, 2108648), (22, 1054324), (29, 799832), (44, 527162), (58, 399916), (61, 380248), (88, 263581), (116, 199958), (122, 190124), (149, 155672), (232, 99979), (244, 95062), (298, 77836), (319, 72712), (488, 47531), (596, 38918), (638, 36356), (671, 34568), (1192, 19459), (1276, 18178), (1342, 17284), (1639, 14152), (1769, 13112), (2552, 9089), (2684, 8642), (3278, 7076), (3538, 6556), (4321, 5368)]