20171477148

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{24379}}^1$

素因数の和:24615

約数の個数: 72

約数和(自身を含む): 49936481280

約数和(自身を除く): 29765004132

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 191, 228, 361, 382, 573, 722, 764, 1083, 1146, 1444, 2166, 2292, 3629, 4332, 7258, 10887, 14516, 21774, 24379, 43548, 48758, 68951, 73137, 97516, 137902, 146274, 206853, 275804, 292548, 413706, 463201, 827412, 926402, 1389603, 1852804, 2779206, 4656389, 5558412, 8800819, 9312778, 13969167, 17601638, 18625556, 26402457, 27938334, 35203276, 52804914, 55876668, 88471391, 105609828, 176942782, 265414173, 353885564, 530828346, 1061656692, 1680956429, 3361912858, 5042869287, 6723825716, 10085738574, 20171477148]

約数ペア:

[(1, 20171477148), (2, 10085738574), (3, 6723825716), (4, 5042869287), (6, 3361912858), (12, 1680956429), (19, 1061656692), (38, 530828346), (57, 353885564), (76, 265414173), (114, 176942782), (191, 105609828), (228, 88471391), (361, 55876668), (382, 52804914), (573, 35203276), (722, 27938334), (764, 26402457), (1083, 18625556), (1146, 17601638), (1444, 13969167), (2166, 9312778), (2292, 8800819), (3629, 5558412), (4332, 4656389), (7258, 2779206), (10887, 1852804), (14516, 1389603), (21774, 926402), (24379, 827412), (43548, 463201), (48758, 413706), (68951, 292548), (73137, 275804), (97516, 206853), (137902, 146274)]