19155990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4801}}^1$

素因数の和:4837

約数の個数: 64

約数和(自身を含む): 55319040

約数和(自身を除く): 36163050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 4801, 9602, 14403, 24005, 28806, 33607, 48010, 67214, 72015, 91219, 100821, 144030, 168035, 182438, 201642, 273657, 336070, 456095, 504105, 547314, 638533, 912190, 1008210, 1277066, 1368285, 1915599, 2736570, 3192665, 3831198, 6385330, 9577995, 19155990]

約数ペア:

[(1, 19155990), (2, 9577995), (3, 6385330), (5, 3831198), (6, 3192665), (7, 2736570), (10, 1915599), (14, 1368285), (15, 1277066), (19, 1008210), (21, 912190), (30, 638533), (35, 547314), (38, 504105), (42, 456095), (57, 336070), (70, 273657), (95, 201642), (105, 182438), (114, 168035), (133, 144030), (190, 100821), (210, 91219), (266, 72015), (285, 67214), (399, 48010), (570, 33607), (665, 28806), (798, 24005), (1330, 14403), (1995, 9602), (3990, 4801)]