19682464

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 41563368

約数和(自身を除く): 21880904

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 97, 136, 194, 272, 373, 388, 544, 746, 776, 1492, 1552, 1649, 2984, 3104, 3298, 5968, 6341, 6596, 11936, 12682, 13192, 25364, 26384, 36181, 50728, 52768, 72362, 101456, 144724, 202912, 289448, 578896, 615077, 1157792, 1230154, 2460308, 4920616, 9841232, 19682464]

約数ペア:

[(1, 19682464), (2, 9841232), (4, 4920616), (8, 2460308), (16, 1230154), (17, 1157792), (32, 615077), (34, 578896), (68, 289448), (97, 202912), (136, 144724), (194, 101456), (272, 72362), (373, 52768), (388, 50728), (544, 36181), (746, 26384), (776, 25364), (1492, 13192), (1552, 12682), (1649, 11936), (2984, 6596), (3104, 6341), (3298, 5968)]